The average height of 5 boys was 1.26 m. One of the boys, whose height was 1.3 m, left the group. What was the average height of the remaining boys?
|
5 boys |
4 boys |
Number |
5 |
4 |
Value |
1.26 |
? |
Total value |
6.3 |
5 |
Total height of 5 boys
= 5 x 1.26
= 6.3 m
Total height of the 4 remaining boys
= 6.3 - 1.3
= 5 m
Average height of the 4 remaining boys
= 5 ÷ 4
= 1.25 m
Answer(s): 1.25 m