Daily Practice · Higher

Daily Practice - Higher

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

23rd February 2017

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

1
Conditional Probability3 marks
14 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 4 units wide and contains 6 values. Work out the frequency density.
3
The Product Rule for Counting2 marks
A meal deal has 5 mains, 9 sides and 5 drinks. How many different meals are possible?
4
Quadratic Formula3 marks
Use the quadratic formula to solve 2x^2 - 3x - 7 = 0, to 2 decimal places.
5
Repeated Percentage Change3 marks
A town's population is 30500 and grows by 6% each year. Work out the population after 5 years, to the nearest whole number.

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