The table below gives information regarding the number of attempts made and number of successful attempts by six candidates in the gate examination.
The number of times Rajesh took the exam was 30% less than the number of times dinesh took it. What is the approximately percentage of times that dinesh cleared the exam out the times that he attempted it?
Explanation:
Number of attempts made by Rajesh is 20 × 0.7 = 14
∴ Required percentage = 5/14 × 100% = 35/71%
Hence, option (c).