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Yashwanth Anil Kumar

· started a discussion

· 1 Months ago

how to chose from option which is the correct one to substitute

Question:

If ‘+’ stands for ‘×’ (multiplication) and ‘–’ stands for ‘+’ (addition) and ‘÷’ stands for ‘–’ subtraction and ‘x’ stands for ‘÷’ (division), which of the following is true?

Options:
A)

7 + 5 ÷ 5 × 5 = 7

B)

24 × 6 – 3 ÷ 2 = 5

C)

10 – 4 × 5 ÷ 3 = 10

D)

9 – 1 × 5 + 4 = 16

Solution:

Ans: (B)

24 × 6 – 3 ÷ 2 = 5

After change-

24 ÷ 6 + 3 - 2 = 5

4 + 3 - 2 = 5

5 = 5

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