Daily Practice

Higher

19th May 1973

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 28. Work out y when x = 4.
2
Vectors3 marks
a is the column vector (-2, -6) and b is (6, -2). Work out 3a - 5b as a column vector.
3
Probability Trees3 marks
3 of 7 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Box Plots2 marks
A box plot has minimum 11, lower quartile 16, median 23, upper quartile 27 and maximum 36. Work out the interquartile range.
5
Reverse Percentages3 marks
A bill is £696 including VAT at 20%. Work out the amount before VAT.

You are looking at an earlier sheet. Today's sheet is the one that adds a day.

Your run is kept in this browser only, and there is no account.

Any date always gives the same five questions, so a sheet can be set again or shared. All of May 1973, including the monthly compilation PDF.