1,266 questions
Most triedMost missedNewest- The angle at the centre of a circle is 110°. What is the angle at the circumference standing on the same arc?
- Opposite angles of a cyclic quadrilateral add up to…
- Which rule finds a side when you know two sides and the angle between them?
- Two coins are tossed. What is the probability of getting two heads?
- Use the formula to solve x² − 4x − 1 = 0, correct to 2 decimal places.
- What are the coordinates of the turning point of y = (x − 3)² + 2?
- f(x) = x² and g(x) = x + 1. Find fg(2).
- Find the gradient of the line through (1, 2) and (4, 11).
- Find the midpoint of (2, −1) and (8, 5).
- The area under a speed–time graph gives…
- Solve sin x = 0.5 for 0° ≤ x ≤ 180°.
- Area of triangle ABC with a = 8 cm, b = 5 cm and C = 30° is…
- Find the inverse of the matrix (2 1 / 5 3).
- Find the magnitude of the vector (6, 8).
- Find the volume of a sphere of radius 3 cm. (Take π = 3.14.)
- The length of an arc of a circle of radius 10 cm subtending 72° at the centre is (π = 3.14)…
- Which measure is found from the 50th percentile of a cumulative frequency curve?
- The lower quartile is 24 and the upper quartile is 41. What is the interquartile range?
- A bag has 4 red and 6 blue balls. Two are taken without replacement. What is the probability both are red?
- P10 000 is invested at 10% compound interest per year. What is it worth after 2 years?
- A car bought for P120 000 loses 15% of its value every year. What is it worth after 1 year?
- An enlargement has scale factor 3. If the object's area is 5 cm², what is the image's area?
- Solve the inequality 3 − 2x ≤ 11.
- Simplify (x² − 4)/(x + 2).
- The first term of a geometric sequence is 3 and the common ratio is 2. What is the 5th term?
- The length of a rectangle is (x + 5) cm and its width is (x − 1) cm. Its area is 40 cm².
- In triangle PQR, PQ = 7 cm, PR = 9 cm and angle QPR = 64°.
- OA = a and OB = b. M is the midpoint of AB.
- The heights of 40 plants were grouped: 0–10 cm: 4; 10–20 cm: 10; 20–30 cm: 15; 30–40 cm: 8; 40–50 cm: 3.
- Mr Modise borrows P20 000 to buy a borehole pump. The bank charges 12% simple interest per year, and he repays over 3 years in equal monthly instalme…