Foundation Plus
29th December 1968
- 1Real Life and Distance Time Graphs2 marks
Sanjay drives 150 km in 2.5 hours. Work out the average speed in km/h.
- 2Angles in Polygons2 marks
A regular polygon has an exterior angle of 15°. How many sides does it have?
- 3Probability Trees3 marks
1 of 5 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Frequency Trees3 marks
160 people were surveyed. 80 were adults, of whom 35 said yes. 30 of the children said yes. How many said yes altogether?
- 5Error Intervals2 marks
A number y is 39 when truncated to the nearest whole number. Write down the error interval for y.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of December 1968, including the monthly compilation PDF.