The average weight of teacher is also included, then the average weight is increased by 200 grams. Find the weight of the teacher?

A 93.6 kg
B 94 kg
C 93.4 kg
D 94.6 kg

Correct Answer: 93.6 kg

Total weight including teacher = 09.2x18 = 1623.6 Total weight of 17 students = 90x17 = 1530 So, the weight of teacher = 1623.6 - 1530 = 93.6 kg
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