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C can finish a work in 20 days, while D can finish it in 30 days. If they work together, how long will it take to finish the work?

B. 15 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

If the highest common factor (H.C.F.) of the polynomials 2x^2 - 8 and 4x^2 - 16 is k, what is the value of k?

B. 4(X - 2)
Posted in:  Basic Operations & Factorization -  Algebra -  Mathematics

A can do a work in 15 days, B can do it in 10 days, and C can do it in 6 days. How long will it take for all three to complete the work together?

B. 3 DAYS
Posted in:  Time & Work -  Aptitude -  Mathematics

Which of the following is a factor of the polynomial x^2 - 5x + 6?

A. X - 2
Posted in:  Basic Operations & Factorization -  Algebra -  Mathematics

Using the Remainder Theorem, what is the remainder when the polynomial f(x) = x^3 - 4x^2 + 6 is divided by x - 2?

B. 2
Posted in:  Basic Operations & Factorization -  Algebra -  Mathematics