Simplify the given expression.
28/5
6/5
5/28
5/14
\(\frac{21(3)}7\div\frac{30}4=9\frac4{30}=\frac65\)
Evaluate: (-9) - (-60) $ \div $ (-10) + (-3) × 8
Find the value of: [836 ÷ {30 + 2 × ( 7 − 3 )}].