Quantitative Aptitude Ques 1017

Question: Consider the sequential integers 27 to. 93, both included in the sequence. The arithmetic average of these numbers will be

Options:

A) 61.5

B) 61

C) 60.6

D) 60

Show Answer

Answer:

Correct Answer: D

Solution:

  • From 27 to 93 total numbers $ =67 $

$ \therefore $ Sum of these numbers $ =\frac{93\times 94}{2}-\frac{26\times 27}{2} $ $ =4371-351=4020 $

$ \therefore $ Arithmetic average of these numbers $ =\frac{4020}{67}=60 $