Question

It is given that p : q : r = 0.8 : 4 : 0.2.Calculate the percentage of r of the total of p,q and r.

A.1%
B.4%
C.20%
D.25%

Answer 1

B) 4%

Explanation:

The total is

.8 + 4 + .2 = 5

`(r)/(t)` =
`(.2)/(5)` = 0.04 = 4% To change a decimal to a percent multiply by 100%