Daily Practice

Higher

12th September 1957

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Probability Trees3 marks
4 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 1 values. Work out the frequency density.
3
The Product Rule for Counting2 marks
A meal deal has 8 mains, 5 sides and 3 drinks. How many different meals are possible?
4
Trigonometric and Exponential Graphs2 marks
The curve y = 2^x is drawn. Work out y when x = 1, and write down where the curve crosses the y-axis.
5
Repeated Percentage Change3 marks
A town's population is 22000 and grows by 5% each year. Work out the population after 6 years, to the nearest whole number.

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