Daily Practice · Higher

Daily Practice - Higher

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

22nd September 2008

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

1
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.888... as a fraction in its simplest form.
2
Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 5x - 5, work out y when x = -1.
3
Repeated Percentage Change3 marks
A price rises by 10% and then falls by 15%. Work out the overall percentage change, to 2 decimal places.
4
Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 7 cm and angle 90°. Work out its area, to 1 decimal place.
5
Conditional Probability3 marks
24 students study Spanish and 10 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.

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