Daily Practice

Higher

17th February 1983

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

1
Histograms2 marks
A histogram class is 20 units wide and contains 30 values. Work out the frequency density.
2
Surds2 marks
Write sqrt(72) in the form a sqrt(b), where b is as small as possible.
3
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -4x - 8 that passes through (2, -19).
4
Repeated Percentage Change3 marks
A town's population is 29500 and grows by 6% each year. Work out the population after 2 years, to the nearest whole number.
5
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 12 cm, 16 cm and 20 cm. Work out the angle opposite the 12 cm side, to 1 decimal place.

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