Question

The ages of five girls in a group are 16years 4 months 15 years 8 months 14 years 9 months 15 years 3 months 14 years 8 months find the average age per girl in the group

Answer 1

Step-by-step explanation:

Symbols in answer:-

(Y= year, M=month)

we will arrange all girls in alphabetical form.

A=16y4m

B=15y8m

C=14y9m

D=15y3m

E=14y8m

(converting in decimal form)

16.4,15.8,14.9,15.3,14.8

(arranging in ascending order)

E<C<D<B<A

Average:-

Highest - lowest

A- E

16.4-14.8

1 6 . 4

- 1 4 . 8

=. 1.6 Ans