Daily Practice

Higher

16th May 1985

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

1
Repeated Percentage Change3 marks
A town's population is 15000 and grows by 6% each year. Work out the population after 5 years, to the nearest whole number.
2
Finding the Area of Any Triangle3 marks
A triangle has sides of 5 cm and 16 cm with an angle of 120° between them. Work out its area, to 1 decimal place.
3
Probability Trees3 marks
2 of 8 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Histograms2 marks
A histogram class is 10 units wide and contains 15 values. Work out the frequency density.
5
Fractional and Negative Indices3 marks
Work out 27^(2/3).

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