Question

The value of $\frac{(67.542{)}^2-(32.458{)}^2}{75.458-40.374}$ is equal to

• A. $1$
• B. $10$
• C. $100$
• D. $0.1$

Answer 1

The correct option is C $100$

$\frac{(67.542{)}^2-(32.458{)}^2}{75.458-40.374}$ $=\frac{(67.542+32.458)(67.542-32.458)}{35.084}$

$=\frac{100\times 35.084}{35.084}$

$=100$