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Preston is making cookies. He has fraction 4 over 5 cup of flour in a bag. He then used two fraction 1 over 10 cup scoops of flour for his recipe. Which of these best explains the amount of flour left in the bag? fraction 6 over 10, because fraction 4 over 5 minus 2 times fraction 1 over 10 equals fraction 4 over 5 minus fraction 3 over 10 fraction 5 over 10, because fraction 4 over 5 minus 2 times fraction 1 over 10 equals fraction 4 over 5 minus fraction 3 over 10 fraction 6 over 10, because fraction 4 over 5 minus 2 times fraction 1 over 10 equals fraction 4 over 5 minus fraction 2 over 10 fraction 5 over 10, because fraction 3 over 4 minus 2 times fraction 1 over 8 equals fraction 3 over 4 minus fraction 3 over 8
amount in bag - amount used
amount in bag: 4/5 amount used: 2/10
Simplify (9.5)(−2)(−5). 950 95 −95 −950
use a calculator
)Which fraction is equivalent to negative 1 over 6? 6 over negative 1 negative 6 over 1 negative 6 over negative 1 1 over negative 6
Steve set up a business making friendship bracelets. He earned $70 in January. He is projected to earn 120% more in February. How much is Steve projected to make in February? $84 $98 $154 $190
this is a tricky question "120% more" means 70 + (1.20)*(70)
The total temperature change over 5 days in Pretty City was −15 degrees Celsius. What was the average temperature change each day? −3 degrees Celsius 3 degrees Celsius −10 degrees Celsius 10 degrees Celsius
At Chrissy's Clothes Warehouse, it takes fraction 2 over 5 of a day to complete fraction 1 over 10 of an order of t-shirts. At this rate, how long will it take to complete the entire order of t-shirts? 4 days Mixed number 10 and 2 over 5 days Mixed number 12 and 1 over 2 days 25 days
(2/5)*10 = ?
good so 4 days
The temperature is changing every day by negative 7 over 18 degree Fahrenheit. What will be the change in the temperature after 3 days? 21 over 6 degrees Fahrenheit negative 21 over 6 degrees Fahrenheit negative 7 over 6 degree Fahrenheit 7 over 6 degree Fahrenheit
temperature change * number of days
nope, check your math again
The graph below shows the fine that a college student pays to the library based on the number of minutes a loaner laptop is overdue: A graph is shown. The values on the x axis are 0, 2, 4, 6, 8. The values on the y axis are 0, 0.70, 1.40, 2.10, 2.80. Points are shown on ordered pairs 0, 0 and 2, 0.70 and 4, 1.40 and 6, 2.10. These points are joined by a line. The label on the x axis is Minutes Overdue. The title on the y axis is Fine. Which statement best describes the point (0, 0) on the graph? No fine is paid if the laptop is returned 1 minute past the time it is due. A fine of $0.35 is paid if the laptop is returned at the time it is due. A fine of $0.35 is paid if the laptop is returned 1 minute past the time it is due. No fine is paid if the laptop is returned exactly at the time at which it is due.
hint: if x = 0, then the laptop was returned on time
A matinee movie ticket costs $6.50 per child. Which equation can be used to calculate the matinee ticket price, M, for n children? M = 6.50n n = 6.50M M equals 6.50 over n n equals 6.50 over M
starting money + (-sharpener) + (-paper)
Which expression is equivalent to 2(m − 4) + 1? 2m − 7 2m − 3 2m + 9 2m + 10
nope start by distributing the 2
don't forget the -4 2*(-4) = ?
good, that gives us 2m - 8 + 1 = ?
-8 + 1 = ?
use a calculator if you are unsure
for each school, divide (number of kids who like tacos)/(total number of kid) and see which school has the result
Ruiz needs to buy a countertop for a kitchen. He calculated the area to be 16 square feet. The actual area is 15.4 square feet. What is Ruiz's percentage error? 0.6% 3.75% 3.9% 6% @Vocaloid
check your math again