A) 30

B) 35.35

D) 40

Total weight of (36 + 44) Students,

= (36 × 40 + 44 × 35) kg

= 2980 kg

Therefore average weight of the whole class,

= 2980/80 = 37.25kg.

Therefore average weight = 37.25 kg.

**Related MCQs:**

- There are two sections A and B of a class, consisting of 36 and 44 students respectively. If the average weight of section A is 40kg and that of section B is 35kg, find the average weight of the whole class?
- When a student weighing 45 kg left a class, the average weight of the remaining 59 students increased by 200g. What is the average weight of the remaining 59 students?
- In a class 3/4th of the students do not know either English or Hindi. But 1/6th of the students know English. How many students know both English and Hindi if students who know Hindi are 1/8th of total students in the class?
- 3 boxes have some average weight .when one box which weight 89kg is replaced by another box ,the average weight increases by 5kg .how much the new box weight?