The average height of 4 boys is 1.5 m. If a girl of height 1.6 m joins, what is the new average? MCQ with Answer and Explanation

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The average height of 4 boys is 1.5 m. If a girl of height 1.6 m joins, what is the new average?

A. 1.5 m

B. 1.52 m

C. 1.55 m

D. 1.53 m

Answer: Option B

Solution (By JKExamLibrary)

Sum of 4 =4×1.5=6.0. Sum of 5=6.0+1.6=7.6. Average=7.6/5=1.52.

This question belongs to: Maths Average

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