Daily Practice
Higher
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6th April 1986
- 1Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 91°. Work out angle ADC.
- 2Probability Trees3 marks
A bag holds 6 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
- 3Box Plots2 marks
A box plot has a minimum of 13 and a maximum of 63. Work out the range.
- 4Surds2 marks
Write sqrt(20) in the form a sqrt(b), where b is as small as possible.
- 5Changing the Subject of a Formula3 marks
Make x the subject of y = 6x^2 - 12.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of April 1986, including the monthly compilation PDF.