Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

23rd September 2004

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

1
Conditional Probability3 marks
21 students study Spanish and 10 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
2
Histograms2 marks
A histogram class is 10 units wide and contains 40 values. Work out the frequency density.
3
Standard Form2 marks
Work out (6 x 10^8) x (9 x 10^-3). Give your answer in standard form.
4
Solving Quadratics3 marks
Solve x^2 + 11x + 28 = 0.
5
Repeated Percentage Change3 marks
A town's population is 28500 and grows by 6% each year. Work out the population after 5 years, to the nearest whole number.

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