Mathematics Past Questions and Answers

In the diagram above, PR is perpendicular from P to QS, PQ = 2cm, QR = 1cm and PR = RS. what is the size of the angle QPS?

A 135^o
B 105^o
C 90^o
D 75^o
E 60^o

Question 37:

Cotonou and Niamey are on the same line of longitude and Niamey is 7^o north of Cotonou. If the radius of the earth is 6400km, how far is Niamey north of Cotonou along the line of longitude, correct to the nearest kilometer? [Take π = 22/7]

A 391km
B 503km
C 782km
D 1006km
E 2012km

Question 38:

If Q = (all perfect squares less than 30) and P = (all odd numbers from 1 to 10). Find Q ∩ P.

A (1, 4, 9, 16, 25)
B (1, 3, 4, 5, 7, 9, 16, 25)
C (1, 3, 5, 7, 9)
D (1, 9)
E Φ

Question 39:

The histogram below shows the number of candidates, in thousands, obtaining given ranges of marks in a State examination. Find the total number of candidates that sat for the examination

A 80,000
B 120,000
C 250,000
D 260,000
E 270,000

Question 40:

The histogram below shows the number of candidates, in thousands, obtaining given ranges of marks in a State examination. How many candidates scored at most 30%?

A 15,000
B 20,000
C 25,000
D 35,000
E 60,000