The average height of 5 pupils was 1.06 m. One of the pupils, whose height was 1.3 m, left the group. What was the average height of the remaining pupils?
|
5 pupils |
4 pupils |
Number |
5 |
4 |
Value |
1.06 |
? |
Total value |
5.3 |
4 |
Total height of 5 pupils
= 5 x 1.06
= 5.3 m
Total height of the 4 remaining pupils
= 5.3 - 1.3
= 4 m
Average height of the 4 remaining pupils
= 4 ÷ 4
= 1 m
Answer(s): 1 m