Daily Practice · Higher

Daily Practice - Higher

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

25th September 2003

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

1
Bounds2 marks
A mass is 440 kg, correct to the nearest 10. Write down the upper bound.
2
Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 6x + 6, work out y when x = -1.
3
Repeated Percentage Change3 marks
A town's population is 31000 and grows by 3% each year. Work out the population after 5 years, to the nearest whole number.
4
Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 12 cm and angle 240°. Work out its area, to 1 decimal place.
5
Conditional Probability3 marks
23 students study Spanish and 12 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.

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