Daily Practice
Higher
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20th November 1976
- 1Box Plots2 marks
A box plot has minimum 1, lower quartile 4, median 11, upper quartile 16 and maximum 20. Work out the interquartile range.
- 2Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.4343... as a fraction in its simplest form.
- 3Changing the Subject of a Formula3 marks
Make x the subject of y = 5x^2 - 12.
- 4Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 225. Work out y when x = 8.
- 5Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 67°. Work out angle ADC.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of November 1976, including the monthly compilation PDF.