Daily Practice

Foundation Plus

10th February 1983

5 questions · 13 marks · Grades 4-6 · 128 question types in this band

1
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.1. It is thrown 500 times. How many heads would you expect?
2
Averages from Frequency Tables3 marks
In a survey 2 households own 1 car, 8 own 2 cars and 5 own 3 cars. Work out the mean number of cars, to 2 decimal places.
3
Standard Form2 marks
Write 732000 in standard form.
4
Changing the Subject of a Formula3 marks
Make x the subject of y = 9x^2 - 5.
5
Speed and Density2 marks
A block has volume 175 cm^3 and density 8 g/cm^3. Work out its mass.

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