Daily Practice · Higher

Daily Practice - Higher

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

25th August 2016

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

1
Repeated Percentage Change3 marks
A town's population is 27000 and grows by 8% each year. Work out the population after 2 years, to the nearest whole number.
2
Finding the Area of Any Triangle3 marks
A triangle has sides of 13 cm and 10 cm with an angle of 50° between them. Work out its area, to 1 decimal place.
3
Probability Trees3 marks
2 of 10 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 5 units wide and contains 12.5 values. Work out the frequency density.
5
Surds2 marks
Write sqrt(75) in the form a sqrt(b), where b is as small as possible.

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