Asked by Joy
The ratio of boys in class A and B is 2:3 there are 21 boys in class B how many boys are there in class A
Answers
Answered by
mathhelper
A : B = 2:3 = 2x:3x
given : B = 21
3x = 21
x = 7
then boys in A is 2x = 2(7) = 14
given : B = 21
3x = 21
x = 7
then boys in A is 2x = 2(7) = 14
Answered by
Joy
21/3= 7*2=14
Answered by
Anonymous
21 / 3 = 7
7 • 2 = 14
14 boys
7 • 2 = 14
14 boys
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