8.7–[7.6 − {6.5 − (5.4 − 4.3 −

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8.7–[7.6 − {6.5 − (5.4 − 4.3 − 2)}] is simplified to :

1. 2.5
2. 3.5
3. 4.5
4. 5.5

Correct Option: C

Expression
= 8.7 – [7.6 – {6.5 – (5.4 – 4.3 − 2)}]
=8.7 – [7.6 – {6.5 – (5.4 – 2.3)}]
=8.7 – [7.6 – {6.5 – 3.1}]
=8.7 – [7.6 – 3.4}]
= 8.7 – 4.2 = 4.5