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Waec 1998 Mathematics Past QuestionsQuestion 6: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:If log\(_{10}\) a = 4; what is a? A. 0.4 B. 40 C. 400 D. 1000 E. 10000 Question 8: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: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:Convert 35 to a number in base two A. 1011two B. 10011two C. 100011two D. 110010two E. 110001two |
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