Daily Practice
Numeracy
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7th March 1978
- 1Angles1 mark
Two angles sit next to each other on a straight line. One of them is 36°. Work out the other.
- 2Averages2 marks
Here are 5 numbers: 8, 14, 4, 10, 9. Work out the mean.
- 3Frequency Polygons2 marks
A frequency polygon has plotted frequencies of 4, 6, 8 and 4. How many values are in the whole data set?
- 4Error Intervals2 marks
A length x is 2.2 cm, rounded to 1 decimal place. Write down the error interval for x.
- 5Substitution2 marks
Work out the value of 7x + 1 when x = -3.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of March 1978, including the monthly compilation PDF.