Daily Practice · Higher

Daily Practice - Higher

12th March 1992

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

1
Probability Trees3 marks
1 of 10 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
2
Histograms2 marks
A histogram class is 2 units wide and contains 8 values. Work out the frequency density.
3
Surds2 marks
Write sqrt(98) in the form a sqrt(b), where b is as small as possible.
4
Simultaneous Equations3 marks
5 teas and 4 cakes cost £19.35. 2 teas and 3 cakes cost £11.45. Find the price of a tea.
5
Repeated Percentage Change3 marks
A town's population is 24500 and grows by 4% each year. Work out the population after 5 years, to the nearest whole number.

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