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Basic Maths Data Intensity 1 :: Discussion
| 15. | Today is khadija’s birthday. After one year, she will become two times as she was ten years ago. current age of Khadija? | |
| A. | 19 | |
| B. | 20 | |
| C. | 21 | |
| D. | 22 | |
| Answer: Option C | |
| Explanation: | |
|
let her age be x after 1 year her age will be x+1=2(x-10) x+1=2x-20 1+20=2x-x x=21 years |
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