Daily Practice · Higher

Daily Practice - Higher

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

16th April 2009

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

1
Repeated Percentage Change3 marks
A town's population is 36000 and grows by 5% each year. Work out the population after 6 years, to the nearest whole number.
2
Finding the Area of Any Triangle3 marks
A triangle has sides of 5 cm and 18 cm with an angle of 28° between them. Work out its area, to 1 decimal place.
3
Probability Trees3 marks
3 of 6 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 20 units wide and contains 30 values. Work out the frequency density.
5
Fractional and Negative Indices2 marks
Write 2^-1 as a fraction.

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