Question

Find the value of $4\times 6\frac{2}{5}\times 3\frac{1}{7}$. (2 Marks)

Answer 1

$4\times 6\frac{2}{5}\times 3\frac{1}{7}=\frac{4}{1}\times \frac{(6\times 5)+2}{5}\times \frac{(3\times 7)+1}{7}=\frac{4}{1}\times \frac{32}{5}\times \frac{22}{7}$

(1 mark)

$=\frac{4\times 32\times 22}{1\times 5\times 7}=\frac{2816}{35}$

(1 mark)