What is the average of 72, 85, 90 and 93?

Correct answer: D. 85

Total = 72 + 85 + 90 + 93 = 340, and 340 ÷ 4 = 85. Pairing 72 + 93 = 165 and 85 + 90 = 175 makes the sum quick. A quick check: the average must lie between the smallest and largest values.

easy

Answer and explanation

The correct answer is D. 85

Total = 72 + 85 + 90 + 93 = 340, and 340 ÷ 4 = 85. Pairing 72 + 93 = 165 and 85 + 90 = 175 makes the sum quick. A quick check: the average must lie between the smallest and largest values.

Topic: Mixed Numerical Review MCQs · Subject: Numerical Ability