The average height of 4 children was 1.07 m. One of the children, whose height was 1.4 m, left the group. What was the average height of the remaining children?
|
4 children |
3 children |
Number |
4 |
3 |
Value |
1.07 |
? |
Total value |
4.28 |
2.88 |
Total height of 4 children
= 4 x 1.07
= 4.28 m
Total height of the 3 remaining children
= 4.28 - 1.4
= 2.88 m
Average height of the 3 remaining children
= 2.88 ÷ 3
= 0.96 m
Answer(s): 0.96 m