Find the value of 2 1 + 2 25 63 -...

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

A. 2.8

B. 2.9

C. 3.0

D. 3.1

Answer: Option C

Solution(By Examveda Team)

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

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