Question

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

• A. 45
• B. 49
• C. 42
• D. None of the above

Answer 1

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.
$=50-1=49$