Ordinary level 2025 Littoral regional mock mathematics 1

Ordinary level 2025 Littoral regional mock mathematics 1

Ordinary level 2025 Littoral regional mock mathematics 1

Here is the data extracted from the image, presented as multiple-choice questions and their options:

20. The surface area of the solid in figure 3 is [A] 16cm2 [B] 20cm2 [C] 24cm2 [D] 52cm2

21. A and B are two sets such that $A=\{a,b\}$ and $B=\{1,2\}$, the cartesian product $A\times B$ is [A] $\{(a,1),(b,2)\}$ [B] $\{a,1,b,2\}$ [C] $\{(a,1),(b,1),(a,2),(b,2)\}$ [D] $\{(1,a),(1,b),(2,a),(2,b)\}$

22. The length of a rectangle is $2m$ and its width is $4m$. The perimeter of the rectangle is [A] $8m$ [B] $6m$ [C] $12m$ [D] $16m$

23. The area of a circle with diameter $14cm$ is [A] 7πcm2 [B] 49πcm2 [C] 196πcm2 [D] 14πcm2

24. The number of lines of symmetry in a rhombus is [A] 1 [B] 8 [C] 4 [D] 2

25. Given that the vectors (3m​) and (−28​) are parallel, the value of $m$ is [A] 4 [B] -12 [C] 3 [D] -4

26. The gradient of the line $3y=6x+5$ is [A] 6 [B] 2 [C] 35​ [D] 3

27. The equation of a line passing through the point $(-1,2)$ and parallel to the line $y=5x+7$ is [A] $y=-5x+7$ [B] $y=5x-7$ [C] $y=5x+7$ [D] $y=-5x-7$

28. $(x-2)(x+2)$ is equal to [A] x2+4 [B] x2−4x+4 [C] x2−4 [D] x2+4x+4

29. The length of the line segment joining the points $M$ and $N$ with coordinates $(-1,7)$ and $(1,5)$ respectively is [A] 4 [B] 8​ [C] 8 [D] 6​

30. A map is drawn to a scale of $1:500$. The actual distance in meters represented by a length of $2cm$ long on the map is [A] $10m$ [B] $900cm$ [C] $9m$ [D] $90cm$

31. The range of the expression 2x2−7x−7 is [A] y≥−865​ [B] y≤−865​ [C] y≥−833​ [D] y≤−833​

Given that angle RRY=78∘ and angle $ABR=m$ the value of $m$ is [A] 78∘ [B] 12∘