Daily Practice · Higher

Daily Practice - Higher

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

15th August 2013

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Fractional and Negative Indices3 marks
Work out 216^(2/3).
2
Solving Quadratics3 marks
Solve x^2 + 9x + 14 = 0.
3
Repeated Percentage Change3 marks
A town's population is 27500 and grows by 4% each year. Work out the population after 3 years, to the nearest whole number.
4
Perpendicular Lines and the equation of a tangent2 marks
A line has gradient 3. Work out the gradient of a line perpendicular to it.
5
Conditional Probability3 marks
28 students study Spanish and 9 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.

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