Mathematics

Evaluate (frac{(05652 – 04375)^2}{0.04}) correct to three significant figures

Evaluate (frac{(05652 – 04375)^2}{0.04}) correct to three significant figures
  • A.
    3.11
  • B.
    3.13
  • C.
    0.313
  • D.
    3.12
Correct Answer: Option B
Explanation

(frac{(0.5652 – 0.4375)^2}{0.04}\
frac{(0.5625+0.4375)(0.5625-0.4375)}{0.04}\
frac{1.000times 0.125}{0.04}\
=3.125\
=3.13)