Find the value of 2.1 + 2.25 ÷ [63 - 7.5 × 8 + (13 - 2.5 × 5)].

Answer: Option C

2.1 + 2.25 ÷ [63 - {7.5 × 8 + (13 - 2.5 × 5)}]
= 2.1 + 2.25 ÷ [63 - {60 + 0.5}]
= 2.1 + 2.25 ÷ [63 - 60.5]
= 2.1 + $$\frac{2.25}{2.50}$$
= 2.1 + 0.9
= 3.0