Mathematics jss3 Hi, Test your knowledge with our Mathematics questions! 1 / 20 Factorize: x² – 9 (x – 9)(x + 9) (x – 3)(x + 3) (x + 9)(x + 3) (x – 1)(x – 9) 2 / 20 Change 0.2 to a percentage. 20% 200% None of the above 2% 3 / 20 Evaluate: (–2)³ 8 6 -6 -8 4 / 20 A pie chart shows that a student spends 90° of a 360° chart on homework. What fraction of his time is that? 3/3 1/2 1/3 1/4 5 / 20 Simplify: 2(3x – 4) + x 6x + x – 4 6x – 4 5x – 4 7x – 8 6 / 20 If 3x = 12, what is x? 7 3 5 4 7 / 20 Find the value of (2³). 12 6 5 8 8 / 20 Simplify: –4 × 2 -2 -8 8 6 9 / 20 Find the area of a triangle with base 10 cm and height 6 cm. 15 cm² 20 cm² 10 cm² 30 cm² 10 / 20 What is the square root of 121? 12 11 10 13 11 / 20 Expand: (x – 2)(x + 2) x² – 2 x² – 4 x² + 4x + 4 .x² – 4x 12 / 20 If a = 2 and b = 3, what is ab + b? 9 4 12 10 13 / 20 What is 15% of 200? -1 1 7 -7 14 / 20 What is the mean of 5, 7, 10, 8, 10? 5 8 6 7 15 / 20 What is the probability of getting a 3 when a die is rolled once? –6 6 2 –2 16 / 20 Simplify: (5a²b)(2ab²) 10ab 10a³b³ 7a²b³ 10a²b² 17 / 20 Solve: 2x – 3 = 9 x = 4 x = 9 x = 5 x = 6 18 / 20 Find the value of y in: 3y + 4 = 19 5 6 2 7 19 / 20 The gradient (slope) of a line is given by rise/run. If a line rises 4 units and runs 2 units, what is the gradient? 4 2 1 0.5 20 / 20 Convert ¾ to a decimal. 0.75 0.25 0.5 0.95 Your score isThe average score is 61% 0% Restart quiz