Question : Simplify the following expression.
$\frac{7.35×7.35-2.25×2.25}{0.24}$
Option 1: 204
Option 2: 320
Option 3: 225
Option 4: 304
Correct Answer: 204
Solution :
Given:
$\frac{7.35×7.35-2.25×2.25}{0.24}$
= $\frac{7.35^2-2.25^2}{0.24}$
= $\frac{(7.35+2.25)(7.35-2.25)}{0.24}$
= $\frac{9.6 \times 5.1}{0.24}$
= 204
Hence, the correct answer is 204.
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