The sum of ages of 5 children born at the intervals of 3 years each is 50 years. what is the age of the youngest child?
a. 4 yrs b. 8 yrs. c. 10 yrs d. none of these
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Answer :
let the ages of children be x, x+3, x+6, x+9 and x+12 years
Then x + (x+3) + (x+6) + (x+9) + (x+12)=50
5x= 20
x= 4
age of the youngest child x = 4 years
a. 4 yrs b. 8 yrs. c. 10 yrs d. none of these
Post your answers through comment........
Answer :
let the ages of children be x, x+3, x+6, x+9 and x+12 years
Then x + (x+3) + (x+6) + (x+9) + (x+12)=50
5x= 20
x= 4
age of the youngest child x = 4 years
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