Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
26th September 2001
- 1Similar Shapes (Area and Volume)3 marks
Two similar solids have lengths in the ratio 1 : 3. The larger has a volume of 945 cm^3. Work out the volume of the smaller.
- 2Probability Trees3 marks
A bag holds 5 red and 5 blue counters. Two are taken without replacement. Work out the probability both are red.
- 3Cumulative Frequency2 marks
Four classes in order have frequencies 9, 5, 7, 10. Write down the cumulative frequency at the end of the third class.
- 4The Product Rule for Counting3 marks
A code is 2 letters (A to Z) followed by 2 digits (0 to 9), and repeats are allowed. How many codes are possible?
- 5Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -110/x, work out y when x = 10, and write down the equation of its vertical asymptote.
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