Daily Practice

Foundation Plus

30th January 1973

5 questions · 15 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 - 5.
2
Compound Interest and Depreciation3 marks
£3400 is invested at 5% compound interest per year. Work out the value after 2 years, to the nearest penny.
3
Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 2. The smaller has an area of 8 cm^2. Work out the area of the larger.
4
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 200 times. How many heads would you expect?
5
Averages from Frequency Tables3 marks
In a survey 3 households own 1 car, 3 own 2 cars and 4 own 3 cars. Work out the mean number of cars, to 2 decimal places.

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