Daily Practice

Higher

8th December 1987

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 2 : 3. Write y in terms of x.
2
Spheres and Cones3 marks
A sphere has radius 6 cm. Work out its volume, leaving your answer in terms of pi.
3
Probability Trees3 marks
5 of 8 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Capture Recapture3 marks
50 fish are marked and released. Later 20 are caught, of which 4 are marked. Estimate the population.
5
The Product Rule for Counting2 marks
A meal deal has 9 mains, 9 sides and 5 drinks. How many different meals are possible?

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