The average height of 3 students was 1.58 m. One of the students, whose height was 1.3 m, left the group. What was the average height of the remaining students?
|
3 students |
2 students |
Number |
3 |
2 |
Value |
1.58 |
? |
Total value |
4.74 |
3.44 |
Total height of 3 students
= 3 x 1.58
= 4.74 m
Total height of the 2 remaining students
= 4.74 - 1.3
= 3.44 m
Average height of the 2 remaining students
= 3.44 ÷ 2
= 1.72 m
Answer(s): 1.72 m