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kenialove

  • one year ago

The product of three consecutive whole numbers is 990. What is the sum of the three whole numbers ? A. 30 B. 33 C. 63 D. 96

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  1. misty1212
    • one year ago
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    HI!!

  2. misty1212
    • one year ago
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    do you know what "consecutive" means in this question ?

  3. misty1212
    • one year ago
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    maybe?

  4. kenialove
    • one year ago
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    No not really @misty1212

  5. misty1212
    • one year ago
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    one after another like say \(10,11,12\) are consecutive so lets find the three numbers ok?

  6. kenialove
    • one year ago
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    Okay

  7. kenialove
    • one year ago
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    How doe ?

  8. misty1212
    • one year ago
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    pick three numbers and multiply them together, see if you get 990

  9. misty1212
    • one year ago
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    since it ends in a zero, one of them is probably 10

  10. kenialove
    • one year ago
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    Any numbers ?

  11. misty1212
    • one year ago
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    so we can try \[10\times 11\times 12\] and see if it works no, not any numbers, CONSECUTIVE numbers

  12. kenialove
    • one year ago
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    Yea that's wat I mean any pair of consecutive numbers

  13. misty1212
    • one year ago
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    \[10\times 11\times 12=1230\] too but, not right have to go smaller

  14. misty1212
    • one year ago
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    it is 3 numbers, not a pair

  15. kenialove
    • one year ago
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    U know wat I mean

  16. kenialove
    • one year ago
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    9 x 10 x 11 = 990

  17. misty1212
    • one year ago
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    ok got it on the second try good now add them up!

  18. misty1212
    • one year ago
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    \[9+10+11=?\]]

  19. kenialove
    • one year ago
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    30

  20. kenialove
    • one year ago
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    Oohhh I get it thanks so much @misty1212

  21. misty1212
    • one year ago
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    \[\color\magenta\heartsuit\]

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