The average height of 3 boys was 1.46 m. One of the boys, whose height was 1.3 m, left the group. What was the average height of the remaining boys?
|
3 boys |
2 boys |
Number |
3 |
2 |
Value |
1.46 |
? |
Total value |
4.38 |
3.08 |
Total height of 3 boys
= 3 x 1.46
= 4.38 m
Total height of the 2 remaining boys
= 4.38 - 1.3
= 3.08 m
Average height of the 2 remaining boys
= 3.08 ÷ 2
= 1.54 m
Answer(s): 1.54 m