Daily Practice · Higher

Daily Practice - Higher

23rd October 1996

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Conditional Probability3 marks
23 students study Spanish and 11 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
2
Cumulative Frequency2 marks
Four classes in order have frequencies 12, 3, 7, 9. Write down the cumulative frequency at the end of the third class.
3
Reverse Percentages3 marks
A bill is £936 including VAT at 20%. Work out the amount before VAT.
4
Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 7x - 3, work out y when x = 1.
5
Speed and Density2 marks
A block has volume 75 cm^3 and density 11 g/cm^3. Work out its mass.

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