Mathematics 1998 Waec Past Questions and Answers

Question 6 :

• WAEC 1998

Simplify 0.63954 ÷ 0.003 giving your answer correct to two significant figures

A. 213.18
B. 213.00
C. 213
D. 210
E. 21

Question 7 :

• WAEC 1998

If log\(_{10}\) a = 4; what is a?

A. 0.4
B. 40
C. 400
D. 1000
E. 10000

Question 8 :

• WAEC 1998

A student measured the length of a room and obtained the measurement of 3.99m. If the percentage error of is measurement was 5% and his own measurement was smaller than the length , what is the length of the room?

A. 3.78m
B. 3.80m
C. 4.18m
D. 4.20m
E. 4.788m

Question 9 :

• WAEC 1998

When an aeroplane is 800m above the ground, its angle of elevation from a point P on the ground is 30o. How far is the plane from P by line of sight?

A. 400m
B. 800m
C. 1500m
D. 1600m
E. 1700m

Question 10 :

• WAEC 1998

Convert 35 to a number in base two

A. 1011_two
B. 10011_two
C. 100011_two
D. 110010_two
E. 110001_two