Daily Practice · Higher

Daily Practice - Higher

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

25th December 1997

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

1
Standard Form2 marks
Work out (7 x 10^4) x (2 x 10^5). Give your answer in standard form.
2
Solving Quadratics3 marks
Solve x^2 + 8x + 15 = 0.
3
Repeated Percentage Change3 marks
A town's population is 31000 and grows by 5% each year. Work out the population after 6 years, to the nearest whole number.
4
Perpendicular Lines and the equation of a tangent2 marks
A line has gradient 4. Work out the gradient of a line perpendicular to it.
5
Conditional Probability3 marks
19 students study Spanish and 7 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.

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