Daily Practice · Higher
Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
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5th August 2023
- 1The Product Rule for Counting2 marks
A meal deal has 5 mains, 6 sides and 4 drinks. How many different meals are possible?
- 2Factorising Harder Quadratics3 marks
Factorise 9x^2 + 30x + 25.
- 3Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 200. Work out y when x = 6.
- 4Spheres and Cones3 marks
A sphere has radius 18 cm. Work out its volume, leaving your answer in terms of pi.
- 5Probability Trees3 marks
2 of 10 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
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