Daily Practice

Foundation

18th July 1989

5 questions · 12 marks · Grades 3-4 · 87 question types in this band

1
Scale Drawings2 marks
A model of a narrowboat is built to a scale of 1 : 20. The real length is 1.4 m. How long is the model, in cm?
2
Angles in Polygons2 marks
Work out the sum of the interior angles of a 12-sided polygon.
3
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 100 times. How many heads would you expect?
4
Averages from Frequency Tables3 marks
In a survey 4 households own 1 car, 3 own 2 cars and 9 own 3 cars. Work out the mean number of cars, to 2 decimal places.
5
Using a Calculator2 marks
Work out (7 + 7 x 9) / 9, giving your answer to 2 decimal places.

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