Actuary Certification Financial Mathematics 2

Question 1

What is the greatest common factor of 24 and 36?

Accepted Answer

12

Answer

Factors of 24: 1,2,3,4,6,8,12,24. Factors of 36: 1,2,3,4,6,9,12,18,36. GCF = 12.

Question 2

What is the value of |−7|?

Accepted Answer

7

Answer

Absolute value represents distance from zero, which is always positive. |−7| = 7.

Question 3

What type of number is √2?

Accepted Answer

Irrational

Answer

√2 cannot be expressed as a fraction of integers, making it irrational. Its decimal expansion never terminates or repeats.

Question 4

What is the perimeter of a rectangle with length 8 and width 5?

Accepted Answer

26

Answer

Perimeter = 2(length + width) = 2(8 + 5) = 2(13) = 26.

Question 5

What is the median of: 3, 7, 2, 9, 5?

Accepted Answer

5

Answer

Arrange in order: 2, 3, 5, 7, 9. The middle value is 5.

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