Daily Practice

Foundation Plus

19th January 1982

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

1
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 40/x, work out y when x = 5, and write down the equation of its vertical asymptote.
2
Compound Interest and Depreciation3 marks
£1600 is invested at 5% compound interest per year. Work out the value after 5 years, to the nearest penny.
3
Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 5. 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 0.25. It is thrown 100 times. How many heads would you expect?
5
Box Plots2 marks
A box plot has minimum 11, lower quartile 19, median 26, upper quartile 28 and maximum 30. Work out the interquartile range.

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