Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$$80 \times 50/100$$

Answer

40

Solution


Use this rule: \(a \times \frac{b}{c}=\frac{ab}{c}\).
\[\frac{80\times 50}{100}\]
Simplify  \(80\times 50\)  to  \(4000\).
\[\frac{4000}{100}\]
Simplify.
\[40\]
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