The average height of 6 children was 1.25 m. One of the children, whose height was 1.2 m, left the group. What was the average height of the remaining children?
|
6 children |
5 children |
Number |
6 |
5 |
Value |
1.25 |
? |
Total value |
7.5 |
6.3 |
Total height of 6 children
= 6 x 1.25
= 7.5 m
Total height of the 5 remaining children
= 7.5 - 1.2
= 6.3 m
Average height of the 5 remaining children
= 6.3 ÷ 5
= 1.26 m
Answer(s): 1.26 m