Question

Question 2 (d)
Convert each part of the ratio to percentage:
d) 1 : 2 : 5

Answer 1

d) 1 : 2 : 5
Total parts = 1 + 2 + 5 = 8
$1^{st}part=\frac{1}{8}=\frac{1}{8}\times 100\%=12.5\%$
$2^{nd}part=\frac{2}{8}=\frac{2}{8}\times 100\%=25\%$
$3^{rd}part=\frac{5}{8}=\frac{5}{8}\times 100\%=62.5\%$