Daily Practice
Foundation
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15th February 1974
- 1Averages2 marks
Here are 6 numbers: 21, 17, 18, 20, 21, 17. Work out the mean.
- 2Averages from Frequency Tables3 marks
In a survey 5 households own 1 car, 9 own 2 cars and 3 own 3 cars. Work out the mean number of cars, to 2 decimal places.
- 3Error Intervals2 marks
A number y is 63 when truncated to the nearest whole number. Write down the error interval for y.
- 4Drawing Linear Graphs2 marks
A line has equation y = x + 9. Work out the y coordinate of the point on it where x = -3.
- 5Real Life and Distance Time Graphs2 marks
Isla drives 100 km in 2.5 hours. Work out the average speed in km/h.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of February 1974, including the monthly compilation PDF.