Daily Practice · Higher

Daily Practice - Higher

28th November 1996

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

1
Conditional Probability3 marks
14 students study Spanish and 4 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 15 values. Work out the frequency density.
3
The Product Rule for Counting2 marks
A meal deal has 6 mains, 6 sides and 4 drinks. How many different meals are possible?
4
Quadratic Formula3 marks
Work out the discriminant of 3x^2 + 3x + 7 = 0 and say how many real solutions it has.
5
Repeated Percentage Change3 marks
A town's population is 32500 and grows by 5% each year. Work out the population after 4 years, to the nearest whole number.

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