Daily Practice

Foundation Plus

21st January 1977

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

1
Changing the Subject of a Formula3 marks
Make x the subject of y = 3x^2 - 12.
2
Proportion2 marks
3 identical batteries cost £6.45. Work out the cost of 7 of the same batteries.
3
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 5 cm and one shorter side of 4 cm. Work out the other shorter side.
4
Probability Trees3 marks
A bag holds 8 red and 3 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
5
Averages from Frequency Tables3 marks
In a survey 8 households own 1 car, 3 own 2 cars and 9 own 3 cars. Work out the mean number of cars, to 2 decimal places.

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