Daily Practice · Higher

Daily Practice - Higher

4th May 1995

5 questions · 15 marks · Grades 6-7 · 61 question types in this band

1
Standard Form3 marks
Work out (30 x 10^12) / (6 x 10^5). Give your answer in standard form.
2
Factorising Harder Quadratics3 marks
Factorise 20x^2 - x - 30.
3
Repeated Percentage Change3 marks
A town's population is 20000 and grows by 3% each year. Work out the population after 4 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
2 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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