In a class of 30 students, the average height of the students is 135 cm. What will be the average height of the students in the class when one student whose height is 164 leaves the class?
1
134 cm.
2
132 cm.
3
136cm.
4
139 cm.
5
143 cm.
In a class of 30 students, the average height of the students is 135 cm. What will be the average height of the students in the class when one student whose height is 164 leaves the class?