Daily Practice

Foundation Plus

4th December 1983

5 questions · 14 marks · Grades 4-6 · 128 question types in this band

1
Changing the Subject of a Formula3 marks
Make x the subject of y = 9x^2 - 8.
2
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 5 : 8. Write y in terms of x.
3
Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 4. The smaller has an area of 29 cm^2. Work out the area of the larger.
4
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.4. It is thrown 500 times. How many heads would you expect?
5
Averages from Frequency Tables3 marks
In a survey 4 households own 1 car, 2 own 2 cars and 2 own 3 cars. Work out the mean number of cars, to 2 decimal places.

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