Daily Practice

Foundation Plus

5th November 1985

5 questions · 12 marks · Grades 4-6 · 128 question types in this band

1
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 28/x, work out y when x = -4, and write down the equation of its vertical asymptote.
2
Compound Interest and Depreciation3 marks
£4200 is invested at 2% compound interest per year. Work out the value after 3 years, to the nearest penny.
3
Transformations2 marks
The point (-3, 5) 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 0.4. It is thrown 500 times. How many heads would you expect?
5
Box Plots2 marks
A box plot has minimum 13, lower quartile 21, median 31, upper quartile 34 and maximum 43. Work out the interquartile range.

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