The following list gives 50 pieces of ranked data (ranked from smallest to largest). Find the 66th percentile. 

Ranked data
14        50         85        123         14716        51         88        125         15021        51         93        126         15125        56         99        129         15529        58        102       131         15931        60        103       132         16237        67        106       135         16639        73        113       141         16942        75        117       142         17345        79        121       144         177   

A. 126
B. 106
C. 113
D. 117
E. 67


Answer: A

Mathematics

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