Daily Practice

Higher

23rd July 1987

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Repeated Percentage Change3 marks
A town's population is 30500 and grows by 5% each year. Work out the population after 2 years, to the nearest whole number.
2
Perpendicular Lines and the equation of a tangent2 marks
A line has gradient -5. Work out the gradient of a line perpendicular to it.
3
Conditional Probability3 marks
15 students study Spanish and 11 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
4
Histograms2 marks
A histogram class is 4 units wide and contains 2 values. Work out the frequency density.
5
Surds2 marks
Write sqrt(72) in the form a sqrt(b), where b is as small as possible.

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