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If A can finish a work in 24 days and B can finish it in 36 days, how long will it take for A to finish the work alone after working with B for 12 days?

B. 12
Posted in:  Time & Work -  Aptitude -  Mathematics

What is the least common multiple (LCM) of 12 and 15?

B. 60
Posted in:  Numbers -  Arithmetic -  Mathematics

If x is a prime number greater than 2, what can be said about x?

B. X IS ODD
Posted in:  Numbers -  Arithmetic -  Mathematics

What is the value of 7! (7 factorial)?

A. 5040
Posted in:  Numbers -  Arithmetic -  Mathematics

Which of the following numbers is irrational?

B. ?
Posted in:  Numbers -  Arithmetic -  Mathematics