Question

Ratio of heights of a and b is 4:5 a is 2meters tall than b then waht is height of b

Answer 1

a is 10

b is 8

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Answer 2

Let the height of a be 4x
and b be 5x
Now
$4x = 5x + 2 \\ 5x - 4x = - 2 \\ x = - 2$
so Height of b =5x(-2)
,=-10 metres
Hope it helps you