Question

$$\frac{ 2 }{ 5 } \times \frac{ 15 }{ 8 }$$

Answer

3/4

Solution


Use this rule: \(\frac{a}{b} \times \frac{c}{d}=\frac{ac}{bd}\).
\[\frac{2\times 15}{5\times 8}\]
Simplify  \(2\times 15\)  to  \(30\).
\[\frac{30}{5\times 8}\]
Simplify  \(5\times 8\)  to  \(40\).
\[\frac{30}{40}\]
Simplify.
\[\frac{3}{4}\]

Decimal Form: 0.75