Daily Practice · Higher

Daily Practice - Higher

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

26th February 2015

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

1
Repeated Percentage Change3 marks
A town's population is 3000 and grows by 8% each year. Work out the population after 2 years, to the nearest whole number.
2
Perpendicular Lines and the equation of a tangent2 marks
A line has gradient -3. Work out the gradient of a line perpendicular to it.
3
Conditional Probability3 marks
14 students study Spanish and 3 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 40 values. Work out the frequency density.
5
Standard Form3 marks
Work out (30 x 10^11) / (5 x 10^2). Give your answer in standard form.

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