Question

Rani has 80 roses and Vini has 40 lilies. Vini gave 15 lilies to Rani. How many roses
should Rani give to Vini such that the ratio of roses to lilies that each girl has is equal?​

Answer 1

Answer:

80:X=40:15

80/X=40/15

40x=15×80

X=15×80/40

=30 roses.