Daily Practice

Numeracy

3rd May 1991

5 questions · 8 marks · Grades 1-3 · 76 question types in this band

1
Writing and Simplifying Ratio1 mark
Write the ratio 15 : 25 in its simplest form.
2
Metric Conversions1 mark
Change 58 mm into cm.
3
Averages2 marks
Here are 5 numbers: 22, 16, 18, 24, 20. Work out the mean.
4
Frequency Polygons2 marks
A frequency polygon is drawn for grouped data. One class is 70 < x <= 90. What value on the x-axis is the point plotted at?
5
Error Intervals2 marks
A length x is 420 cm, rounded to the nearest 10. Write down the error interval for x.

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