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29-04-2016
Mathematics

contestada

What value of A makes the equation true?
24/40=9/A
A.25
B.6
C.12
D.15

Respuesta :

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29-04-2016

24/40 = 9/a
3/5 = 9/a
3/5a = 9
3a/5 = 9
3a = 9 × 5
3a = 45
a = 45/3
a = 15

The answer is: a = 15.

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