The average height of 4 pupils was 1.49 m. One of the pupils, whose height was 1.1 m, left the group. What was the average height of the remaining pupils?
|
4 pupils |
3 pupils |
Number |
4 |
3 |
Value |
1.49 |
? |
Total value |
5.96 |
4.86 |
Total height of 4 pupils
= 4 x 1.49
= 5.96 m
Total height of the 3 remaining pupils
= 5.96 - 1.1
= 4.86 m
Average height of the 3 remaining pupils
= 4.86 ÷ 3
= 1.62 m
Answer(s): 1.62 m