On a pie chart, there are four sectors of which three angles are 45°, 90° and 135°. If the smallest sector represents N28.00, how much is the largest sector?

• A. N96.00
• B. N84.00
• C. N48.00
• D. N42.00

In the diagram PQR is a straight line and PS is a tangent to the circle< QRS with |PS| = |SR| and< SPR = 40°. Find PSQ

• A. 20^o
• B. 40^o
• C. 10^o
• D. 30^o

If \(^{n}P_{3} - 6(^{n}C_{4}) = 0\), find the value of n.

• A. 5
• B. 6
• C. 7
• D. 8

Find the equation of the locus of a point P(x,y) which is equidistant from Q(0,0) and R(2,1).

• A. 4x + 2y = 5
• B. 4x - 2y = 5
• C. 2x + 2y = 5
• D. 2x + y = 5

Simplify 1 - (7/3 x 5/4) + 3/5

• A. -16/15
• B. -79/60
• C. -37/15
• D. -151/60

Find the number of committees of three that can be formed consisting of two men and one woman from four men and three women

• A. 3
• B. 6
• C. 18
• D. 24

Simplify 213\(_4\) x 23\(_4\)

• A. 10311₄
• B. 10321₄
• C. 12231₄
• D. 13211₄

An aeroplane flies due north from airport P to Q and then flies due east R. If Q is equidistant from P and R, find the bearing of P and R

• A. 90^o
• B. 135^o
• C. 225^o
• D. 270^o

Evaluate \(\int^{2} _{3}(x^2 - 2x)dx\)

• A. 4
• B. 2
• C. 4/3
• D. 1/3

The histogram above shows the ages of victims of a pollution. How many people were involved in the pollution?

• A. 20
• B. 21
• C. 15
• D. 18