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csc Numerical Ability - LCM and HCF Interview Questions with Answers

(#M40004107) CSC QUESTION csc latest puzzle Keep an EYE

Let N be the greatest number that will divide 1305, 4665 and 6905, leaving the same remainder in each case. Then sum of the digits in N is:

A. 4
B. 5
C. 6
D. 8

Asked In CSC (13 years ago)

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(#M40004085) CSC QUESTION csc latest puzzle Keep an EYE

If the sum of two numbers is 55 and the H.C.F. and L.C.M. of these numbers are 5 and 120 respectively, then the sum of the reciprocals of the numbers is equal to:

A. 55/601
B. 601/55
C. 11/120
D. 120/11

Asked In CSC (13 years ago)

Unsolved Read Solution (11)

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(#M40004084) CSC QUESTION csc latest puzzle Keep an EYE

The greatest number of four digits which is divisible by 15, 25, 40 and 75 is:

A. 9000
B. 9400
C. 9600
D. 9800

Asked In CSC (13 years ago)

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(#M40003837) CSC QUESTION csc latest puzzle Keep an EYE

Four bells begin to ring together and they ring after an interval of 6,8,9 and 12 second respectively. How many times will they ring together in one hour, including the one at the start?

a) 50 b) 56 c) 62 d) 51

Asked In CSC (13 years ago)

Unsolved Read Solution (1)

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