Jamb Mathematics 2002 Past Questions and Answers

Question 21:

• JAMB 2002

If -2 is the solution of the equation 2x + 1 - 3c = 2c + 3x - 7, find the value of c.

A. 4
B. 3
C. 2
D. 1

Question 22:

• JAMB 2002

The binary operation * is defined on the set of integers p and q by p*q = pq + p + q. Find 2 * (3 * 4).

A. 59
B. 19
C. 67
D. 38

Question 23:

• JAMB 2002

The sum to infinity of the series: 1 + (1/3) + (1/9) + (1/27) + ... is

A. 11/3
B. 10/3
C. 5/2
D. 3/2

Question 24:

• JAMB 2002

If x varies directly as √n and x = 9 when n = 9, find x when n = (17/9)

A. 4
B. 27
C. √3
D. √17

Question 25:

• JAMB 2002

A chord of a circle subtends an angle of 120° degrees at the centre of a circle of diameter 4√3 cm. Calculate the area of the major sector.

A. 4π cm²
B. 32 π cm²
C. 16 π cm²
D. 8 π cm²