The following table indicates the number of candidates who appeared in an entrance examination from four different cities A, B, C, D and the ratio of passing and failing.
City A: 660 candidates, ratio 5:6
City B: 650 candidates, ratio 2:3
City C: 500 candidates, ratio 3:2
City D: 630 candidates, ratio 4:5
Which city has the highest number of candidates who failed in the entrance examination and find its rate of percent in that city, respectively?
A.B, 60%✓ Correct
B.A, 50%
C.D, 60%
D.C, 50%
Explanation
Failed in B = 3/5 × 650 = 390, which is the highest. Failure rate in B = 3/5 × 100 = 60%.
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