Daily Practice
Higher
← All tiers
22nd April 1969
- 1Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 8. Write y in terms of x.
- 2Vectors3 marks
a is the column vector (-2, 6) and b is (-1, 0). Work out 5a - 2b as a column vector.
- 3Probability Trees3 marks
2 of 6 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Capture Recapture3 marks
40 fish are marked and released. Later 24 are caught, of which 4 are marked. Estimate the population.
- 5Surds2 marks
Write sqrt(75) in the form a sqrt(b), where b is as small as possible.
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.
Recent Higher sheets
Any date always gives the same five questions, so a sheet can be set again or shared. All of April 1969, including the monthly compilation PDF.