The value of: 7.5 + (5.4 ÷ 4.5 × 2) - 8 × 4 ÷ 3.2

Solution (By Examveda Team)

$$\eqalign{ & 7.5 + \left( {5.4 \div 4.5 \times 2} \right) - 8 \times 4 \div 3.2 \cr & = 7.5 + \left( {\frac{6}{5} \times 2} \right) - \frac{8}{{0.8}} \cr & = 7.5 + 2.4 - 10 \cr & = - 0.1 \cr} $$