Daily Practice

Higher

16th July 1981

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

1
Standard Form2 marks
Work out (4 x 10^3) x (8 x 10^-6). Give your answer in standard form.
2
Factorising Harder Quadratics3 marks
Factorise 5x^2 - 22x + 8.
3
Repeated Percentage Change3 marks
A town's population is 30000 and grows by 8% each year. Work out the population after 6 years, to the nearest whole number.
4
Spheres and Cones3 marks
A sphere has radius 12 cm. Work out its volume, leaving your answer in terms of pi.
5
Probability Trees3 marks
1 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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