Mathematics Past Questions And Answers
Factorize completely: 6ax - 12by - 9ay + 8bx
- A. (2a - 3b)(4x + 3y)
- B. (3a + 4b)(2x - 3y)
- C. (3a - 4b)(2x + 3y)
- D. (2a + 3b)(4x -3y)
An arc of a circle subtends an angle of 30° on the circumference of a circle of radius 21cm. Find the length of the arc.
- A. 11cm
- B. 22cm
- C. 44cm
- D. 66cm
\(\begin{array}{c|c} Weight(s) & 0 -10 & 10 - 20 & 20 - 30 & 40 - 50\\ \hline \text{Number of coconuts} & 10 & 27 & 19 & 6 & 2\end{array}\)
Estimate the mode of the frequency distribution above
- A. 13.2g
- B. 15.0g
- C. 16.8g
- D. 17.5g
In the diagram, the value of x + y = 220°. Find the value of n
- A. 20°
- B. 40°
- C. 60°
- D. 80°
Find the number of term in the Arithmetic Progression(A.P) 2, -9, -20,...-141.
- A. 11
- B. 12
- C. 13
- D. 14
In the diagram, PQ||SR. Find the value of Z
- A. 30°
- B. 40°
- C. 45°
- D. 90°
Let J be the set of positive integers, If H = {x: x∈J, x\(^2\) < 3 and x ≠ 0}, then
- A. H = {1}
- B. H is an infinite set
- C. H = {0, 1, 2}
- D. H = {}
Find the equation of the line through (5,7) parallel to the line 7x + 5y = 12
- A. 5x + 7y = 20
- B. 7x + 5y = 70
- C. xy = 7
- D. 15x + 17y = 90
A rectangular carpet 2.5m long and 2.4m wide covers 5% of a rectangular floor. Calculate the area of the floor
- A. 30m2
- B. 57m2
- C. 120m2
- D. 225m2
Simplify \(\frac{\sqrt{128}}{\sqrt{32} - 2\sqrt{2}}\)
- A. \(2\sqrt{2}\)
- B. \(3\sqrt{2}\)
- C. 3
- D. 4