Mean of 28, 30, 26, (K+6) and (K+1) is 2

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Target Exam

CUET

Subject

General Test

Chapter

Numerical Ability

Topic

Mean, Median and Mode

Question:

Mean of 28, 30, 26, (K+6) and (K+1) is 25. Find the mean of 32, 39, and 2k.

Options:

Correct Answer:

Explanation:

Mean of 28, 30, 26, (K+6) and (K+1) = 25

(28+30+26+k+6+k+1)/5 = 25

2k+91 = 125

2k = 34

k = 17

mean of 32, 39, and 2k = (32+39+2*17)/3 = 105/3 = 35

The correct answer is Option (3) → 35