Express 1.09 in term of Percentage.
Correct answer: C. 109%
- A. 1.09%
- B. 10.9%
- C. 109%
- D. None of these
Explanation
To convert a decimal to a percentage, multiply it by 100: 1.09 x 100% = 109%. The likely wrong choice is 10.9%, caused by moving the decimal point only one place instead of two places.
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About Percentages
Percentages express a quantity as parts per hundred and support calculations involving increases, decreases, discounts, commissions, taxes, and successive changes. Questions require distinguishing percentage change from percentage points and identifying the original value when a final value and its percentage change are given.
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