Question

Which of the following options have the same value as 70% of 80?Choose 3 answers:A 70/100:80B 0.7:0.8C 0.7:80D 70:80E 7/10:80

Answer 1

First, let's calculate 70% of 80 using a rule of three:

Thereby,

`\begin{gathered} x=(80\cdot70)/(100)\rightarrow x=56 \\ \\ x=0.7\colon80 \\ x=(70)/(100)\colon80 \\ x=(7)/(10)\colon80 \end{gathered}`

Correct answers are:

Option A

Option C

Option E