The average height of 7 students was 1.58 m. One of the students, whose height was 1.4 m, left the group. What was the average height of the remaining students?
|
7 students |
6 students |
Number |
7 |
6 |
Value |
1.58 |
? |
Total value |
11.06 |
9.66 |
Total height of 7 students
= 7 x 1.58
= 11.06 m
Total height of the 6 remaining students
= 11.06 - 1.4
= 9.66 m
Average height of the 6 remaining students
= 9.66 ÷ 6
= 1.61 m
Answer(s): 1.61 m