Question

Write the following ratios as percentages:

$15:17:18$

Answer 1

Given ratio is:

$15:17:18$

• Convert it into a fraction by removing the $⦂$sign.
• Then multiply by $100$ and put the $\%$ sign.
• Total sum $=15+17+18$

Total sum = $50$

First fraction is.

$$\begin{gathered} \Rightarrow \frac{15}{50} \\ \Rightarrow \frac{15}{50}\times 100 \\ \Rightarrow 15\times 2 \\ \Rightarrow 30\% \end{gathered}$$

Second fraction is

$$\begin{gathered} \Rightarrow \frac{17}{50} \\ \Rightarrow \frac{17}{50}\times 100 \\ \Rightarrow 17\times 2 \\ \Rightarrow 34\% \end{gathered}$$

Third fraction is

$$\begin{gathered} \Rightarrow \frac{18}{50}\times 100 \\ \Rightarrow 18\times 2 \\ \Rightarrow 36\% \end{gathered}$$

Hence, the ratio $15:17:18$ as a percentage is $30\%,34\%,36\%$.