Daily Practice · Higher

Daily Practice - Higher

26th January 1995

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

1
Conditional Probability3 marks
14 students study Spanish and 8 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 20 units wide and contains 40 values. Work out the frequency density.
3
Fractional and Negative Indices3 marks
Work out 25^(3/2).
4
Quadratic Formula3 marks
Use the quadratic formula to solve 3x^2 + 10x - 6 = 0, to 2 decimal places.
5
Repeated Percentage Change3 marks
A town's population is 35500 and grows by 5% each year. Work out the population after 4 years, to the nearest whole number.

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