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    Question

    What will be the value of expression if the

    numbers/digits β€˜(20)’ and β€˜(50)’ are interchanged? 20 - 32 Γ· 4 Γ— 5 + 15 + 50
    A 35 Correct Answer Incorrect Answer
    B 40 Correct Answer Incorrect Answer
    C 45 Correct Answer Incorrect Answer
    D 55 Correct Answer Incorrect Answer

    Solution

    Given expression: 20 - 32 Γ· 4 Γ— 5 + 15 + 50 After interchanging numbers/digits, we get: 50 - 32 Γ· 4 Γ— 5 + 15 + 20 By using the rule of BODMAS, we get: 50 – 8 Γ— 5 + 15 + 20 50 – 40 + 15 + 20 10 + 15 + 20 25 + 20 = 45

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