Question

6.4% of what number is $2.88?

Short answer

The number is $45.

Step-by-step solution

Step 1. Given

$$\begin{gathered} \%value=6.4\% \\ final\$=2.88 \end{gathered}$$

Step 2. Calculation

let the number be x$

$$\begin{gathered} Now, \\ 6.4\%ofxis2.88\$ \\ \frac{6.4}{100}\times x=2.88 \\ x=\frac{2.88\times 100}{6.4} \\ x=45\$ \end{gathered}$$