Math, asked by dhivyamadhavan0106, 10 months ago

. If the mean of frequency distribution is 7.5 and ∑fi xi = 120 + 3k, ∑fi = 30, then k is equal to:a)40 b)35 c)50.d)45

Answers

Answered by Mansimehra

8

Answer:

the answer of mean is 35

Answered by TagorepriyanSP

2

Answer:

Answer is

b ) 35

Mark my answer as brainliest

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