Question

The green balls and red balls in a box are in ratio 3:4.If the number of red balls are 120,how many green balls are there in the box.

Answer 1

let the ratio be X then green ball is 3x and rad ball is 4x

according to questions

4x = 120

X = 30

so number of green ball in a box = 30*3=90

Answer 2

Answer:

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