IBPS SO Prelims Exam Model Paper 4

Given:
Average of 75 numbers = 44
Average of 80 numbers = 46
Formula:
Average =

Sum‌of‌all‌numbers

Total‌numbers

Calculation:
Let, average of 5 numbers = x
According to the question,
⇒ 75 × 44 + 5 × x = 80 × 46
⇒ 3300 + 5x = 3680
⇒ 5x = 380
⇒ x = 76
∴ Average of 5 numbers = 76