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PEMDAS

Calculate the...

Question

Calculate the final value of the mathematical expression:
$5 \times (6 + 4) - 1$

A

45

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B

49

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C

42

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D

None of the above

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Solution

The correct option is B 49
Mathematical expression:
$5 \times (6 + 4) - 1$
According to PEMDAS, the expression within the parentheses need to be solved first.
$= 5 \times 10 - 1$
According to PEMDAS, multiplication needs to done here.
$= 50 - 1 = 49$

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