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26 January, 07:24

3

4

of a number is 21. What is the number?

+2
Answers (2)
  1. 26 January, 08:11
    0
    the number is 28

    Step-by-step explanation:

    I know this because 21 is 3/4 of a number. 21 divided by 3 is 7, you do this to find what 1/4 of the number is. so then you add 7 to 22 and you get 28!
  2. 26 January, 09:28
    0
    28

    Step-by-step explanation:

    3/4x = 21

    x = 21 (4/3)

    x = 28

    Check! (optional)

    28 x 3/4 = 21

    Check correct!
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