Daily Practice

Higher

17th September 1973

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

1
SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 9 cm, 12 cm and 15 cm. Work out the angle opposite the 9 cm side, to 1 decimal place.
2
Probability Trees3 marks
A bag holds 4 red and 3 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 204 values. What cumulative frequency do you read across from to estimate the lower quartile?
4
Reverse Percentages3 marks
A bill is £744 including VAT at 20%. Work out the amount before VAT.
5
Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = 2x + 3 that passes through (6, 21).

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