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help123please.

  • 2 years ago

See attachment. Help me please with any you understand.

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  1. help123please.
    • 2 years ago
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  2. help123please.
    • 2 years ago
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    I know. You cannot help me with a whole work sheet. Sorry.

  3. help123please.
    • 2 years ago
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    I'll delete.

  4. Mertsj
    • 2 years ago
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    Well let's talk about the first one. If 8 quarts costs $5.44 how would you find the cost of 1 quart?

  5. help123please.
    • 2 years ago
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    Oh, ok. U do 5.44/8

  6. help123please.
    • 2 years ago
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    0.68?

  7. Mertsj
    • 2 years ago
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    |dw:1359427317441:dw|

  8. Mertsj
    • 2 years ago
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    yep. .68

  9. help123please.
    • 2 years ago
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    Do you know how to do the chart?

  10. Mertsj
    • 2 years ago
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    For the skittles...if 20 ounces cost 3.79 how much does 1 ounce cost. I think you do the chart by filling it in for the various products.

  11. help123please.
    • 2 years ago
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    Um. I got a really long decimal for that one.

  12. help123please.
    • 2 years ago
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    0.1825

  13. Mertsj
    • 2 years ago
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    It says you can complete the chart OR use a proportion.

  14. Mertsj
    • 2 years ago
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    That would be 18 1/4 cents per ounce

  15. help123please.
    • 2 years ago
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    My teacher said she wanted both, but okay :)

  16. help123please.
    • 2 years ago
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    18 1/4? mk

  17. help123please.
    • 2 years ago
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    done.

  18. Mertsj
    • 2 years ago
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    I'm not sure what she wants in the chart. Didn't she do an example in class?

  19. help123please.
    • 2 years ago
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    no. ;/ Ill ask tomorrow; thats ok.

  20. Mertsj
    • 2 years ago
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    ok

  21. help123please.
    • 2 years ago
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    we can do the proportion part for now.

  22. Mertsj
    • 2 years ago
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    ok. Do you know how to do those?

  23. help123please.
    • 2 years ago
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    i think, but for the spring water one i get a long decimal

  24. Mertsj
    • 2 years ago
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    Yes. It comes out to be .119166666 I think I would round that to $.12 per bottle

  25. help123please.
    • 2 years ago
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    oh,ok,tnx

  26. Mertsj
    • 2 years ago
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    yw

  27. help123please.
    • 2 years ago
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    wanna help with the others? u don't have to if u don't want to

  28. help123please.
    • 2 years ago
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    :0 99 smart score :0

  29. Mertsj
    • 2 years ago
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    I can check your answers if you want.

  30. help123please.
    • 2 years ago
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    mk. let me work them out really quick

  31. help123please.
    • 2 years ago
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    hmm. i get a long decimal both ways.

  32. help123please.
    • 2 years ago
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    how do you decide what goes on the numerator/denominator?

  33. Mertsj
    • 2 years ago
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    .239583333 rounds to how many cents per card?

  34. help123please.
    • 2 years ago
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    um.. .20?

  35. Mertsj
    • 2 years ago
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    When it say per card or per bottle or per rose you know that goes on the bottom.

  36. Mertsj
    • 2 years ago
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    .239 is more than 23 cents but less than 24 cents but it is closer to 24 cents.

  37. help123please.
    • 2 years ago
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    oh; so \[\frac{ 5.75 }{ 24 }\]

  38. help123please.
    • 2 years ago
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    ?

  39. Mertsj
    • 2 years ago
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    Yes, for the valentine cards.

  40. help123please.
    • 2 years ago
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    oh, ok

  41. help123please.
    • 2 years ago
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    oh. let me see. so, 23 cents per card,yes?

  42. help123please.
    • 2 years ago
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    i mean dollars

  43. Mertsj
    • 2 years ago
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    .239 is closer to .24 so round to .24 which is $.24 or 24 cents

  44. help123please.
    • 2 years ago
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    \[\frac{ 29.99 }{ 12 } = \frac{ ? }{ 1 } ?\]

  45. Mertsj
    • 2 years ago
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    Yes.

  46. help123please.
    • 2 years ago
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    it is asking $ _____________ per card

  47. Mertsj
    • 2 years ago
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    then put .24

  48. help123please.
    • 2 years ago
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    oh. zero dollars and 24 cents.ok

  49. Mertsj
    • 2 years ago
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    yes

  50. help123please.
    • 2 years ago
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    I wrote it. Thanks.

  51. Mertsj
    • 2 years ago
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    yw

  52. help123please.
    • 2 years ago
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    For the second one, can u look at the equation i typed

  53. Mertsj
    • 2 years ago
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    That was the correct equation for the rose.

  54. help123please.
    • 2 years ago
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    great! let me work it out.

  55. help123please.
    • 2 years ago
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    2.49, yes?

  56. Mertsj
    • 2 years ago
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    You seem to have a little trouble with the rounding. Did you get 2.499166666?

  57. help123please.
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    yes sir.

  58. Mertsj
    • 2 years ago
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    Is 2.499 closer to 2.49 or 2.50?

  59. help123please.
    • 2 years ago
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    2.50

  60. Mertsj
    • 2 years ago
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    Then you should put 2.50 per rose

  61. help123please.
    • 2 years ago
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    Okay, sorry. I am not the best at math,

  62. Mertsj
    • 2 years ago
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    Not a problem. You will learn.

  63. help123please.
    • 2 years ago
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    thanks for helping me and putting up with me. give me a second to write that down

  64. help123please.
    • 2 years ago
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    Okedokey.

  65. Mertsj
    • 2 years ago
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    ok

  66. help123please.
    • 2 years ago
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    next is the better buy.

  67. help123please.
    • 2 years ago
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    let me attempt it.

  68. Mertsj
    • 2 years ago
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    Yes, the hangers. ok

  69. help123please.
    • 2 years ago
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    so, A is .12.

  70. Mertsj
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    yes

  71. help123please.
    • 2 years ago
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    B is 0.149.

  72. Mertsj
    • 2 years ago
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    yes

  73. help123please.
    • 2 years ago
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    C is .1325

  74. help123please.
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    So Id guess A is the better buy?

  75. Mertsj
    • 2 years ago
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    Clearly

  76. help123please.
    • 2 years ago
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    ok. 1 sec

  77. help123please.
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    done

  78. Mertsj
    • 2 years ago
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    Good. Which is the better vitamin buy?

  79. help123please.
    • 2 years ago
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    let me see.

  80. help123please.
    • 2 years ago
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    one minute.

  81. help123please.
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    almost done

  82. help123please.
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    A is 0.03

  83. Mertsj
    • 2 years ago
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    yes

  84. help123please.
    • 2 years ago
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    B is 0.0299

  85. Mertsj
    • 2 years ago
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    Yes. Which is a tiny bit cheaper than A

  86. help123please.
    • 2 years ago
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    Really?

  87. help123please.
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    I would've thought A was the cheapest.

  88. Mertsj
    • 2 years ago
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    .0299 is less than .0300

  89. help123please.
    • 2 years ago
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    nvm no

  90. help123please.
    • 2 years ago
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    its 1 dollar b is just cents

  91. help123please.
    • 2 years ago
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    And c is....

  92. help123please.
    • 2 years ago
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    0.0216, so C is the cheapest

  93. Mertsj
    • 2 years ago
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    Yes. Very good.

  94. help123please.
    • 2 years ago
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    thank you,sir

  95. help123please.
    • 2 years ago
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    now,the next problem...ummm

  96. help123please.
    • 2 years ago
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    Hmmm

  97. Mertsj
    • 2 years ago
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    Yes. It gives you the time in hours and minutes and then it asks for miles per hour.

  98. help123please.
    • 2 years ago
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    How much is 45 mins of an hour?

  99. Mertsj
    • 2 years ago
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    How much of an hour is 15 minutes? (Think of the clock face...)

  100. help123please.
    • 2 years ago
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    Hm.... One minute,

  101. help123please.
    • 2 years ago
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    3/4 of an hr

  102. Mertsj
    • 2 years ago
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    Very good.

  103. help123please.
    • 2 years ago
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    And 3/4 is 0.75

  104. Mertsj
    • 2 years ago
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    yes

  105. help123please.
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    \[\frac{ 0.75 }{ 2.25 } = \frac{ ? }{ 1}\]

  106. help123please.
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    ?

  107. Mertsj
    • 2 years ago
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    Just a minute 3 hours and 45 minutes is 3.75 hours and you are trying to find miles per hour so hours should go on the bottom.

  108. Mertsj
    • 2 years ago
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    And it's 225 miles NOT 2.25

  109. help123please.
    • 2 years ago
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    oh, yes, typo, i apologize.

  110. Mertsj
    • 2 years ago
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    \[\frac{225miles}{3.75 hours}\]

  111. help123please.
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    60 miles per hr?

  112. Mertsj
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    yes

  113. help123please.
    • 2 years ago
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    great, tnx

  114. help123please.
    • 2 years ago
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    now the map.

  115. Mertsj
    • 2 years ago
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    yes

  116. Mertsj
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    centimeters PER mile

  117. help123please.
    • 2 years ago
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    yes, so \[\frac{ miles }{ centimeters}\]

  118. Mertsj
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    The word after PER goes on the bottom

  119. help123please.
    • 2 years ago
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    oh ok. sorry, i get those mixed up/

  120. Mertsj
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    \[centimeters per mile = \frac{centimeters}{miles}\]

  121. help123please.
    • 2 years ago
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    1.3 cm per one mile?

  122. Mertsj
    • 2 years ago
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    Yes. Actually it is 1.333 which is 1 and 1/3. She might want the exact answer this time. You could put both perhaps.

  123. help123please.
    • 2 years ago
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    Oh,alright. Will do.

  124. help123please.
    • 2 years ago
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    one moment.

  125. help123please.
    • 2 years ago
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    mk. now the other one.

  126. help123please.
    • 2 years ago
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    it says to fill in the table.

  127. Mertsj
    • 2 years ago
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    But first it wants to know how many miles PER gallon his car gets.

  128. help123please.
    • 2 years ago
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    So, a multiple step problem. shall I attempt it?

  129. Mertsj
    • 2 years ago
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    Just figure out first how many miles per gallon his car gets.

  130. help123please.
    • 2 years ago
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    let me try it really quick

  131. help123please.
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    hm...

  132. Mertsj
    • 2 years ago
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    56 miles per 2 gallons

  133. help123please.
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    he gets 56 miles per gallpm

  134. Mertsj
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    No. He gets 56 miles on 2 gallons

  135. help123please.
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    oops. yes. i did 168-224

  136. help123please.
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    got 56

  137. Mertsj
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    Look at the first column of the table. It tells you that he goes 56 miles on 2 gallons of gas. How far would he go on 1 gallon of gas?

  138. help123please.
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    so, 56,112,168,224,280,356

  139. help123please.
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    ?

  140. Mertsj
    • 2 years ago
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    \[\frac{56 miles}{2 gallons}=\frac{x miles}{1 gallon}\]

  141. help123please.
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    so, 56,112,168,224,280,356 Could I fill that in?

  142. help123please.
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    Or no?

  143. Mertsj
    • 2 years ago
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    Based on the table, how many miles per gallon does Rolando's car get?

  144. Mertsj
    • 2 years ago
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    That is the first question the problem asks. You need to answer it.

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