Standard time is equal to
A. (Normal time) - (allowances)
B. (Normal time) + (allowances)
C. Representative time multiplied by rating factor
D. Normal time taken by an operation
Answer: Option B
Solution (By Examveda Team)
Standard time is equal to (Normal time) + (allowances)the standard time is the time required by an average skilled operator, working at a normal pace, to perform a specified task using a prescribed method.

Standard time = mean average time*rating factor + allowances.
Normal time = mean average time*rating factor.