Question

(27) the average age of a woman and her daughter is 42 years the ration of their ages is 2:1. What is the daughter s age.?

Answer 1

Answer:

The age of daughter will be 28 years.

Step-by-step explanation:

42*2=84 sum of their ages

Ratio of ages is 2:1

Therefore 3=84

1=28 daughter age

And 2=28*2=56 mother age

Answer 2

Answer:

Step-by-step explanation:

let w be the woman's age and d the daughter's age

(w + d)/2 = 42 and w/d = 2/1

w + d = 84 and w =2d

2d + d = 84

3d = 84

d = 28