Daily Practice

Higher

22nd November 1979

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

1
Conditional Probability3 marks
10 students study Spanish and 6 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 25 values. Work out the frequency density.
3
Fractional and Negative Indices3 marks
Work out 100^(3/2).
4
Solving Quadratics3 marks
Solve x^2 + 16x + 63 = 0.
5
Repeated Percentage Change3 marks
A town's population is 39000 and grows by 3% each year. Work out the population after 3 years, to the nearest whole number.

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