Daily Practice

Foundation Plus

20th July 1985

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 = 6x^2 - 3.
2
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 6, y = 12. Work out y when x = 15.
3
Transformations2 marks
The point (7, 3) is rotated 90° clockwise about the origin. Write down the coordinates of the image.
4
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 500 times. How many heads would you expect?
5
Averages from Frequency Tables3 marks
In a survey 5 households own 1 car, 4 own 2 cars and 5 own 3 cars. Work out the mean number of cars, to 2 decimal places.

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