The average height of 3 children was 1.04 m. One of the children, whose height was 1.3 m, left the group. What was the average height of the remaining children?
|
3 children |
2 children |
Number |
3 |
2 |
Value |
1.04 |
? |
Total value |
3.12 |
1.82 |
Total height of 3 children
= 3 x 1.04
= 3.12 m
Total height of the 2 remaining children
= 3.12 - 1.3
= 1.82 m
Average height of the 2 remaining children
= 1.82 ÷ 2
= 0.91 m
Answer(s): 0.91 m