In the sequence 0, 1, 2, 3, 4, 5, how many times does the number 3 occur?

B. 1

A can complete a work in 12 days, while B can complete the same work in 18 days. If they work together, how many days will they take to complete the work?

B. 8
Posted in:  Time & Work -  Aptitude -  Mathematics

Pencil is to Write as Brush is to ?

A. PAINT

If the H.C.F. of two polynomials p(x) = x^2 - 5x + 6 and q(x) = x^2 - 4 is r(x), what is r(x)?

A. X - 2

What is the value of k if the quadratic equation x^2 - kx + 12 = 0 has roots that are 3 and 4?

A. 7