Question : How many positive factors of 40 are there?
Option 1: 3
Option 2: 12
Option 3: 6
Option 4: 8
Correct Answer: 8
Solution : 40 = 23 × 5 If N = am × bn, where a and b are prime numbers, the number of positive factors of N = (m+1) × (n+1) The number of positive factors of 40 = (3+1) × (1+1) = 8 Hence, the correct answer is 8.
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Question : How many positive factors of 36 are there?
Option 1: 1
Option 2: 3
Option 3: 9
Option 4: 12
Question : How many controls are there globally that influence the climate of a particular zone?
Option 1: 8
Option 2: 6
Option 3: 3
Option 4: 5
Question : How many principles are in the UN Charter?
Option 1: 4
Option 3: 7
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Option 1: 6
Option 2: 8
Option 3: 4
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Option 1: 12
Option 2: 10
Option 3: 8
Option 4: 6
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