Question

the avergae age of a man amd his son is 40 yr. the ratio of their ages is 7:3 respectively. what is the man's age​

Answer 1

Answer: 56 years

Step-by-step explanation:

total sum of ages of man and son = 40*2=80

Let the common ratio be x.

7x + 3x =80

x= 8

Thus, age of man = 7*8=56.

Answer 2

Step-by-step explanation:

40*2=80

7x+3x=80

x=8

7*8=56