Question

the sum of age of 5children 4year back was was 72years. what will be their total age after4

Answer 1

Answer:

112

Step-by-step explanation:

difference is 8 years

diff in sum of 5 children =5×8 =40

sum of ages after 4 yeas = 72+40 =112

Answer 2

Answer:

let the age of the children be 5x

5x + 4 =  72 + 4

5x = 72 + 4 + 4

5x = 80

x = 80 / 5

  = 14

the ages of the children after 4 years = 14