Daily Practice
Higher
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1st April 1961
- 1Box Plots2 marks
A box plot has minimum 1, lower quartile 4, median 6, upper quartile 12 and maximum 14. Work out the interquartile range.
- 2Fractional and Negative Indices3 marks
Work out 8^(2/3).
- 3Changing the Subject of a Formula3 marks
Make x the subject of y = 7x^2 - 12.
- 4Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 3, y = 18. Work out y when x = 4.
- 5Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 122°. 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 April 1961, including the monthly compilation PDF.