Jamb Mathematics 1998 Past Questions and Answers

Question 6:

• JAMB 1998

A market woman sells oil in cylindrical tins 10cm deep and 6cm in diameter at N15.00 each. If she bought a full cylindrical jug 18cm deep and 10cm in diameter for N50.00, how much did she make by selling all the oil?

A. N62.50
B. N35.00
C. N31.00
D. N25.00

Question 7:

• JAMB 1998

A man is paid r naira per hour for normal work and double rate for overtime. if he does a 35-hour week which includes q hours of overtime, what is his weekly earning in naira?

A. R(35 + q)
B. Q(35r - q)
C. Q(35 + r)
D. R(35 + 2q)

Question 8:

• JAMB 1998

When the expression pm² + qm + 1 is divided by (m - 1), it has a remainder is 4, Find p and q respectively

A. 2, -1
B. -1, 2
C. 3, -2
D. -2, 3

Question 9:

• JAMB 1998

Factorize r² - r(2p + q) + 2pq

A. (r - 2q)(2r - p)
B. (r - p)(r + p0
C. (r - q)(r - 2p)
D. (2r - q)(r + p)

Question 10:

• JAMB 1998

Solve for the equation \(\sqrt{x}\) - \(\sqrt{(x - 2)}\) - 1 = 0

A. \(\frac{3}{2}\)
B. \(\frac{2}{3}\)
C. \(\frac{4}{9}\)
D. \(\frac{9}{4}\)