Question

In a class of 50 students one who weighs 40 kg leaves the school and in his place a new student is admitted. Now the average weight of the class is reduced by 100 grams. Find the weight of the new student.

• A. 35 kg
• B. 28 kg
• C. 25 kg
• D. 21 kg

Answer 1

Answer:

A. 35 kg

Total weight reduced = 100 x 50 - 5000 g = 5 kg Weight of new student = 40 - 5 = 35 kg