Daily Practice

Higher

6th October 1984

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 36. Work out y when x = 4.
2
Sector Areas and Arc Lengths3 marks
A sector of a circle has radius 9 cm and angle 45°. Work out its area, to 1 decimal place.
3
Conditional Probability3 marks
27 students study Spanish and 12 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
4
Box Plots2 marks
A box plot has minimum 4, lower quartile 14, median 16, upper quartile 26 and maximum 34. Work out the interquartile range.
5
Reverse Percentages3 marks
A bill is £888 including VAT at 20%. Work out the amount before VAT.

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Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1984, including the monthly compilation PDF.