The average height of six students is 126 cm. If the average height of five students is 129 cm, find the height of the sixth student.
|
6 students |
5 students |
Number |
6 |
5 |
Value |
126 |
129 |
Total value |
756 |
645 |
Total height of the 6 students
= 6 x 126
= 756 cm
Total height of the 5 students
= 5 x 129
= 645 cm
Height of the sixth student
= 756 - 645
= 111 cm
Answer(s): 111 cm