Daily Practice

Higher

20th November 1952

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

1
Histograms2 marks
A histogram class is 5 units wide and contains 15 values. Work out the frequency density.
2
The Product Rule for Counting3 marks
A code is 3 letters (A to Z) followed by 4 digits (0 to 9), and repeats are allowed. How many codes are possible?
3
Expanding and Factorising Quadratics3 marks
Factorise x^2 + 11x + 30.
4
Repeated Percentage Change3 marks
A town's population is 9000 and grows by 8% each year. Work out the population after 4 years, to the nearest whole number.
5
The Sine Rule3 marks
In triangle ABC, angle A is 49°, angle B is 97° and side a is 6 cm. Use the sine rule to work out side b, to 1 decimal place.

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