A candidate scoring 25% in an examination fails by 30 marks while another candidate who scores 50% marks gets 20 marks more than minimum required for a pass. Find the minimumpass percentage?

A candidate scoring 25% in an examination fails by 30 marks while anot

1.	A candidate scoring 25% in an examination fails by 30 marks while another candidate who scores 50% marks gets 20 marks more than minimum required for a pass. Find the minimumpass percentage?
A.	0.4
B.	0.35
C.	0.45
D.	0.5
Answer» B. 0.35