Round 3.14759 to 3 significant figures
3.15
In a right triangle, if the opposite side is 3 and the hypotenuse is 5, find sin θ.
0.6 or 3/5
Find the volume of a cube with side length 4 cm.
64 cubic centimeters
Find the gradient of the line passing through points (2, 3) and (6, 11),
2
Find the 10th term of the arithmetic sequence: 5, 8, 11, 14, ...
32
Find the upper bound of 45 cm measured to the nearest cm.
45.5 cm
A right triangle has legs of 6 cm and 8 cm. Find the length of the hypotenuse.
10 cm
Calculate the surface area of a cylinder with radius 3 cm and height 10 cm.
78π cm² or 245 cm²
Write the equation of a line parallel to y = 3x + 2 that passes through (0, -5) (in slope intercept form).
y = 3x - 5
Calculate the amount of simple interest earned on $2000 invested at 5% per year for 3 years.
$300
Calculate the percentage error if the actual value is 50 and the measured value is 47.4
5.2%
In triangle ABC, angle A = 35°, angle B = 75°, and side a = 12 cm. Find side b.
20.2 cm
A sphere has radius 6 cm. Find its volume.
288π cm³ or 905 cm³
Two lines are given: 2x + 3y = 6 and 3x - 2y = 12. Determine if they are parallel, perpendicular, or neither
Perpendicular
A linear model shows that temperature T (°C) relates to altitude h (meters) by T = 25 - 0.006h. Describe the value of the slope in the context of the problem.
The temperature will drop 0.006 degrees for ever meter of altitude increase.
A rectangle has length 12.5 cm and width 8.3 cm (both to 1 d.p.). Find the lower bound of its area. (Express with 3 sf).
103 square cm
In triangle ABC, a = 7 cm, b = 9 cm, and angle C = 50°. Find side c.
7.00 cm
Find the surface area.

73.4 square centimeters
Sites A(2, 3) and B(8, 7) of a Voronoi diagram are given. Find the equation of the edge between these two sites (in general form).
3x + 2y - 25 = 0 OR -3x - 2y + 25 = 0
An arithmetic sequence has first term 12 and common difference -3. Find the sum of the first 20 terms
-330
A calculation involves (15.7 × 3.2) ÷ 4.8, where all values are given to 1 d.p. Calculate the upper bound of the result. (Express with 3sf).
10.8
The point B is 7 km from A on a bearing of 105°. The distance from B to C is 5 km and the bearing from B to C is 230°. Find the distance from A to C.
5.82 km
A pencil is put into a cuboid shaped box which has dimensions 3cm by 4cm by 6cm. The longest pencil possible that can fit in the box is put in the box. Find the angle that the pencil would make with the top of the box.
22.6 degrees
A delivery drone at point D(1, 9) needs to drop a package to the nearest point on the road represented by the line 3x + 4y = 24. Find the coordinates where the package should land.
(2.8, 3.6) or (14/5, 18.5)
An arithmetic sequence has fifth term 23, and twelfth term 58.
Find the sum of the terms from the 10th term to the 25th term inclusive.
1368