Daily Practice

Higher

4th October 1983

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

1
The Product Rule for Counting3 marks
A code is 3 letters (A to Z) followed by 2 digits (0 to 9), and repeats are allowed. How many codes are possible?
2
Drawing Quadratic Graphs2 marks
For the curve y = x^2 - 6x + 2, work out y when x = 0.
3
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 4 : 9. Write y in terms of x.
4
Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 12 cm and angle 90°. Work out its area, to 1 decimal place.
5
Conditional Probability3 marks
27 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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