Daily Practice - Higher
24th April 1993
- 1Probability Trees3 marks
3 of 10 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 2Box Plots2 marks
A box plot has minimum 10, lower quartile 15, median 23, upper quartile 30 and maximum 39. Work out the interquartile range.
- 3Bounds2 marks
A mass is 8.3 kg, correct to 1 decimal place. Write down the upper bound.
- 4Trigonometric and Exponential Graphs2 marks
The curve y = 2^x is drawn. Work out y when x = 4, and write down where the curve crosses the y-axis.
- 5Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 225. Work out y when x = 8.
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 1993, including the monthly compilation PDF.