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Which of the following numbers is a prime number?

B. 29
Posted in:  Numbers -  Arithmetic -  Mathematics

If a person walks at a speed of 4 km/h, how long will it take to walk 20 km?

B. 5 HOURS
Posted in:  Time, Distance and Speed -  Aptitude -  Mathematics

Using the Remainder Theorem, what is the remainder when the polynomial p(x) = x^3 - 3x^2 + 4 is divided by x - 2?

C. 4
Posted in:  Basic Operations & Factorization -  Algebra -  Mathematics

A and B can complete a work in 20 days and 30 days respectively. If they work together for 10 days, how much of the work is left?

A. 1/3
Posted in:  Time & Work -  Aptitude -  Mathematics

If A can finish a job in 24 hours and B can finish the same job in 36 hours, how long will it take for them to finish the job if they work together?

A. 14.4 HOURS
Posted in:  Time & Work -  Aptitude -  Mathematics