Question

3 which expression represents the following phrase? divide 20 by 5, then add half the sum of 8 and 4 a ( 20 div 5 + \frac{1}{2} div (8 + 4) ) b ( 20 div 5 + \frac{1}{2} \times (8 + 4) ) c ( 5 div 20 + \frac{1}{2} \times (8 + 4) ) d ( 5 div 20 + \frac{1}{2} div (8 + 4) )

Explanation:

Step1: Translate first part to expression

$20 \div 5$

Step2: Translate second part to expression

$\frac{1}{2} \times (8 + 4)$

Step3: Combine both parts

$20 \div 5 + \frac{1}{2} \times (8 + 4)$

Step4: Match with options

Compare to given choices.

Answer:

B. $20 \div 5 + \frac{1}{2} \times (8 + 4)$