Question

Question 137(ii)
​​​​​​​Find
$\frac{1}{3}\times \frac{-5}{7}\times \frac{-21}{10}$

Answer 1

$\frac{1}{3}\times \frac{-5}{7}\times \frac{-21}{10}=\frac{1}{3}\times \frac{3}{2}=\frac{1}{2}$