SSC MTS 2 Aug 2019 Shift 1 Paper

Question : 37 of 100

Marks: +1, -0

The average of 13 numbers is 42. If a

14^\th

number is included, then the average becomes 44. What is the

14^\th

number?

Solution:

Calculation:
⇒ Sum of 13 numbers = 13 × 42 = 546
⇒ Sum of 14 numbers = 14 × 44 = 616
⇒

14^\th

number = 616 – 546 = 70

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