Question

Megha reduced her weight in the ratio 7:6. If she weighs 66 kg now, how much did she weigh before?​

Answer 1

Answer:

77 kg.

Step-by-step explanation:

Let the previous weight be a kg.

Let the ratios be 7x and 6x kg.

ATQ,

7x:6x ::a:66

=>Product of means = product of Extremes

=>6x × a = 66 × 7x

=>a = 66 × 7x/6x

=>a = 77 kg. [Ans]

Answer 2

Answer:

77kg

Step-by-step explanation:

ratio of weights,

initial : final =7:6

assume 7x as initial weight and 6x as current weight.

given 6x = 66

x = 66/6 =11

initial weight, 7x = 7 ×x =7× 11

=77kg