Exams › SSC CGL (Prelims) › Maths
If 15% of a number is 45, what is 30% of that number?
- 60
- 90
- 120
- 150
Correct answer: 90
Solution
If 15% of a number is 45, then 30% of the same number is twice that amount. So 30% = 2 × 45 = 90.
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