Daily Practice

Higher

4th July 1968

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

1
Probability Trees3 marks
1 of 7 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 4 units wide and contains 16 values. Work out the frequency density.
3
Fractional and Negative Indices3 marks
Work out 8^(2/3).
4
Equation of a Line3 marks
A line has gradient -2 and passes through (4, 0). Work out its equation.
5
Repeated Percentage Change3 marks
A town's population is 22500 and grows by 6% each year. Work out the population after 2 years, to the nearest whole number.

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