In an examination P got 20% more marks than Q, Q got 20% less than R and R got 25% more than S. If P got 480 out of 600, find the marks of S.

In an examination P got 20% more marks than Q, Q got 20% less than R a

1.	In an examination P got 20% more marks than Q, Q got 20% less than R and R got 25% more than S. If P got 480 out of 600, find the marks of S.
A.	450
B.	425
C.	400
D.	520
Answer» D. 520

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In an examination P got 20% more marks than Q, Q got 20% less than R and R got 25% more than S. If P got 480 out of 600, find the marks of S.

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