Multiple Choice Questions

Ratio between average of first four prime numbers and first four composite numbers is ........

Quantitative Aptitude (MTS) Average

Ratio between average of first four prime numbers and first four composite numbers is

This questions was previously asked in

SSC MTS 2nd Nov 2021 Shift-1

13 : 10

17 : 27

11 : 27

17 : 19

- First four prime numbers: 2, 3, 5, 7

- Average: (2 + 3 + 5 + 7) / 4 = 4.25

- First four composite numbers: 4, 6, 8, 9

- Average: (4 + 6 + 8 + 9) / 4 = 6.75

- Ratio: Average of primes to average of composites = 4.25 : 6.75

- Simplifying gives 17 : 27

Option 2: 17 : 27 is the correct option.

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