Daily Practice

Higher

20th December 1979

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

1
Repeated Percentage Change3 marks
A town's population is 9500 and grows by 4% each year. Work out the population after 5 years, to the nearest whole number.
2
Congruent Triangles2 marks
Two triangles are known to be congruent because both are right-angled with equal hypotenuses and one other equal side. Which congruence condition is this?
3
Conditional Probability3 marks
27 students study Spanish and 7 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
4
Histograms2 marks
A histogram class is 10 units wide and contains 15 values. Work out the frequency density.
5
Surds2 marks
Write sqrt(18) in the form a sqrt(b), where b is as small as possible.

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