Question

there are 4 childrens in a family.the mean of the four children’s ages is 14.25 years, the median is15.5years and the mode is 16 years . the two oldest children are twins .use this information to find out the ages of the four children

Answer 1

Step-by-step explanation:

Let the children be a,b,c and d

such that a<b<c=d

c=d=16

median = (b+c)/2

15.5=(b+16)/2

b=15

mean=(a+b+c+d)/4

14.25=(a+47)/4

a=6