| Ques. A rectangle is 14 cm long and 10 cm wide. If the length is reduced by x cms and its width is increased also by x cms so as to make it a square then its area changes by : |
| Option 1. 4 |
| Option 2. 144 |
| Option 3. 12 |
| Option 4. 2 |
| Ans. Option 1 |
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