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Mathematics Mcqs for PPSC, FPSC, NTS

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The average of first five prime numbers greater than 20 is____________?

A. 31.00
B. 31.01
C. 32.00
D. 32.2

The average of 9 observations was 9, that of the 1st of 5 being 10 and that of the last 5 being 8. What was the 5th observation?

A. 9
B. 8
C. 7
D. 6

The average of 1st 3 of 4 numbers is 16 and of the last 3 are 15. If the sum of the first and the last number is 13. What is the last numbers?

A. 8
B. 6
C. 5
D. 2

The average age of three boys is 15 years and their ages are in proportion 3:5:7. What is the age in years of the youngest boy?

A. 15
B. 9
C. 18
D. 21

The average of first 10 odd numbers is_____________?

A. 11
B. 10
C. 12
D. 17

The average of first 10 natural numbers is____________?

A. 5
B. 5.5
C. 6.5
D. 6

The average of first ten prime numbers which are odd is____________?

A. 12.9
B. 13.8
C. 15.8
D. 17

The average of 11 numbers is 10.9. If the average of first six is 10.5 and that of the last six is 11.4 the sixth number is_____________?

A. 11.0
B. 11.3
C. 11.4
D. 11.5

The average of first 10 even numbers is___________?

A. 18
B. 22
C. 9
D. 11

A man spend Rs. 3300. This was 75% of his monthly income. His monthly income is__________?

A. 4000
B. 4400
C. 5000
D. 5400

What are Prime Numbers?

A. Which can be divided by Odd Numbers
B. Which can be divided by Even Numbers
C. Which can be divided by Number 1 & by itself Number
D. Which can be divided by any Number

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