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CTET Paper II (Mathematics and Science) 9 Jan 2023 Solved Paper

Question : 32 of 150

Marks: +1, -0

Value of 8 - [(-2) × (-3) - {2 - (4- 5)}] is :

Solution:

Concept:

Use the BODMAS rule: first solve brackets inside out, then multiplication, then subtraction.

Explanation:

Start with the innermost bracket:

(4-5) = -1

Then inside curly braces:

2 - (-1) = 2 + 1 = 3

Now inside square brackets:

(-2) \times (-3) = 6

, then

6 - 3 = 3

Finally,

8 - 3 = 5

Answer:

5 (option C)

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