Daily Practice

Higher

7th March 1991

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Histograms2 marks
A histogram class is 5 units wide and contains 12.5 values. Work out the frequency density.
2
Reverse Percentages3 marks
A bill is £192 including VAT at 20%. Work out the amount before VAT.
3
Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = 1/x, work out y when x = 1, and write down the equation of its vertical asymptote.
4
Repeated Percentage Change3 marks
A town's population is 36000 and grows by 8% each year. Work out the population after 3 years, to the nearest whole number.
5
Similar Shapes (Area and Volume)3 marks
Two similar solids have lengths in the ratio 1 : 4. The larger has a volume of 1280 cm^3. Work out the volume of the smaller.

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