CAT Exam

1/x+1/y=1/96 how many possible values of x&y

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CAT Other Question

A subscriber is allowed to make a certain number of telephone calls for a lumpsum charge of Rs.300. Beyond that, he is charged at a certain rate per call. Two subscribers together make 1400 calls, and were charged Rs.425 and Rs.925 respectively. If a single person had made all of the 1400 calls he would have been charged Rs.1550. How many telephone calls are allowed for the first Rs.300?
option
a)300
b) 350
c) 400
d) 450 If Jeffrey finishes both 15th highest and 15th lowest in a poker tournament, how many people were there in the tournament?
a) 27
b) 29
c) 30
d) 31
e) 32