Daily Practice

Foundation

22nd March 1983

5 questions · 13 marks · Grades 3-4 · 87 question types in this band

1
Scale Drawings2 marks
A model of a bridge is built to a scale of 1 : 50. The real length is 5.5 m. How long is the model, in cm?
2
Angles in Polygons2 marks
Work out the sum of the interior angles of a decagon.
3
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 50 times. How many heads would you expect?
4
Averages from Frequency Tables3 marks
In a survey 9 households own 1 car, 8 own 2 cars and 7 own 3 cars. Work out the mean number of cars, to 2 decimal places.
5
Percentage Change3 marks
A price changes from £20.00 to £21.00. Work out the percentage increase.

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