Daily Practice

Foundation Plus

24th September 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 = 9x^2 - 9.
2
Compound Interest and Depreciation3 marks
£1300 is invested at 2% compound interest per year. Work out the value after 5 years, to the nearest penny.
3
Pythagoras2 marks
A right-angled triangle has a hypotenuse of 26 cm and one shorter side of 24 cm. Work out the other shorter side.
4
Probability Trees3 marks
A bag holds 7 red and 2 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, 7 own 2 cars and 7 own 3 cars. Work out the mean number of cars, to 2 decimal places.

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