Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
26th April 2021
- 1Similar Shapes (Area and Volume)3 marks
Two similar solids have lengths in the ratio 1 : 2. The larger has a volume of 168 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
A cumulative frequency graph is drawn for 180 values. What cumulative frequency do you read across from to estimate the lower quartile?
- 4Surds2 marks
Write sqrt(50) in the form a sqrt(b), where b is as small as possible.
- 5Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -55/x, work out y when x = -5, and write down the equation of its vertical asymptote.
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