Daily Practice

Higher

20th September 1982

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

1
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?
2
Standard Form3 marks
Work out (48 x 10^12) / (6 x 10^4). Give your answer in standard form.
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 - 4x - 12.
4
Repeated Percentage Change3 marks
A price rises by 10% and then falls by 20%. Work out the overall percentage change, to 2 decimal places.
5
The Sine Rule3 marks
In triangle ABC, angle A is 54°, angle B is 55° and side a is 11 cm. Use the sine rule to work out side b, to 1 decimal place.

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