If Mr. Raghav taught a total of 500 hours, then what is the difference in number of hours of teaching algebra and modern Maths?

If Mr. Raghav taught a total of 500 hours, then what is the difference

1.	If Mr. Raghav taught a total of 500 hours, then what is the difference in number of hours of teaching algebra and modern Maths?
A.	15
B.	20
C.	25
D.	40
Answer» D. 40

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If Mr. Raghav taught a total of 500 hours, then what is the difference in number of hours of teaching algebra and modern Maths?

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