Waec Mathematics Past Questions and Answers

Question 186:

• WAEC 1991

Solve: 6(x - 4) + 3(x + 7) = 3

A. 3/2
B. 2/3
C. 1/2
D. 1/3
E. O

Question 187:

• WAEC 1991

If 2x + y = 7 and 3x - 2y = 3, by how much is 7x greater than 10?

A. 1
B. 3
C. 7
D. 10
E. 17

Question 188:

• WAEC 1991

A cylinder of base radius 4cm is open at one end . If the ratio of the area of its base to that of its curved surface is 1:4, calculate the height of the cylinder

A. 1cm
B. 2cm
C. 4cm
D. 8cm
E. 16cm

Question 189:

• WAEC 1991

A headmaster contributes 7% of his income into a fund and his wife contributes 4% of her income. If the husband earns N5,500 per annum (p.a) and the wife earns N4,000 (P.a), find the sum of their annual contribution to the fund

A. N1045
B. N605
C. N545
D. N490
E. N440

Question 190:

• WAEC 1991

A car is travelling at an average speed of 80km/hr. Its speed in meters per second (m/s) is

A. 13.3m/s
B. 22.2m/s
C. 133.3m/s
D. 222.2m/s
E. 1333.3m/s