Direction (41–52): What will come in the place of (?) mark in following question?
Correct Answer :
85.5
Solution :
To find the value that should replace the question mark (?), we need to solve the given mathematical expression using the order of operations rule (BODMAS/PEMDAS):
The given expression is:
Step 1: Simplify the terms inside the parentheses
First, evaluate the exponents inside the parentheses:
Now substitute these values back into the parentheses:
The expression now becomes:
Step 2: Perform division and multiplication from left to right
First, divide 57 by 2:
Next, multiply the result by 3:
Therefore, the value in place of the question mark is 85.5.
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