Question

Find the value of

• A. 1
• B. 2
• C. 3
• D. 4

Answer 1

Answer:

B. 2

$\frac{0.46\times0.46+2\times0.46\times0.54+0.54\times0.54}{0.5}$

$=\frac{0.46^2+2\times0.46\times0.54+0.54^2}{0.5}$

$=\frac{(0.46+0.54)^2}{0.5}$

$=\frac{1^2}{0.5}$

$=1/0.5$

$=2$