Daily Practice

Higher

24th November 1988

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
The Product Rule for Counting2 marks
A meal deal has 5 mains, 9 sides and 5 drinks. How many different meals are possible?
2
Factorising Harder Quadratics3 marks
Factorise 10x^2 + 19x - 15.
3
Repeated Percentage Change3 marks
A town's population is 39000 and grows by 3% each year. Work out the population after 3 years, to the nearest whole number.
4
Spheres and Cones3 marks
A sphere has radius 9 cm. Work out its volume, leaving your answer in terms of pi.
5
Probability Trees3 marks
3 of 9 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.

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