Jamb Mathematics 1989 Past Questions and Answers

Question 41:

• JAMB 1989

On the curve, the points at which the gradient of the curve is equal to zero are

A. C, d, f. i, l
B. B, e, g, j, m
C. A, b, c, d, f, i, j, l
D. C, d, f, h, i, l

Question 42:

• JAMB 1989

MN is tangent to the given circle at M, MR and MQ are two chords. IF QNM is 60^o and MNQ is 40^o. Find RMQ

A. 120^o
B. 110^o
C. 60^o
D. 20^o

Question 43:

• JAMB 1989

In the diagram, HK is parallel to QR, PH = 4cm and HQ = 3cm. What is the ratio of KR:PR?

A. 7:3
B. 3:7
C. 3:4
D. 4:3

Question 44:

• JAMB 1989

If PQR is a straight line with QS = QR, calculate TPQ, If QT\\SR and TQS = 3y^o

A. 62^o
B. 56\(\frac{3}{2}\)^o
C. 20\(\frac{3}{2}\)^o
D. 18^o

Question 45:

• JAMB 1989

If PST is a straight line and PQ = QS = SR in the diagram, find y.

A. 24^o
B. 48^o
C. 72^o
D. 84^o