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Question

Simplify: 38 - [19 - {14 - (7 - 4)}]


A

22

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B

30

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C

45

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D

11

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Solution

The correct option is B

30


38 - [19 - {14 - (7 - 4)}]

= 38 - [19 - {14 - 3}]
[Simplifying small brackets i.e., ()]

= 38 - [19 - 11]
[Simplifying curly brackets i.e., {}]

= 38 - 8
[Simplifying square brackets i.e., []]

= 30


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