Example

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

Question

$$4.2 \frac{ \times 5 }{ 7 }$$

Answer

(4.2**5)/7

Solution


Use this rule: \(\frac{a}{b} \times \frac{c}{d}=\frac{ac}{bd}\).
\[\frac{4.2\times 5}{7}\]

Decimal Form: 186.70176

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