Daily Practice

Higher

20th May 1988

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

1
Probability Trees3 marks
3 of 5 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
2
Capture Recapture2 marks
A capture-recapture estimate is made of the ladybird population of a garden. State one assumption the method relies on.
3
Fractional and Negative Indices3 marks
Work out 16^(3/2).
4
Simultaneous Equations3 marks
2 teas and 1 cake cost £6.65. 1 tea and 2 cakes cost £7.60. Find the price of a tea.
5
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 4, y = 20. Work out y when x = 10.

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 1988, including the monthly compilation PDF.