The average height of 7 girls was 1.18 m. One of the girls, whose height was 1.3 m, left the group. What was the average height of the remaining girls?
|
7 girls |
6 girls |
Number |
7 |
6 |
Value |
1.18 |
? |
Total value |
8.26 |
6.96 |
Total height of 7 girls
= 7 x 1.18
= 8.26 m
Total height of the 6 remaining girls
= 8.26 - 1.3
= 6.96 m
Average height of the 6 remaining girls
= 6.96 ÷ 6
= 1.16 m
Answer(s): 1.16 m