Daily Practice · Numeracy

Daily Practice - Numeracy

Grades 1-3 - the everyday number work every other tier is built on.

15th September 2011

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

1
Writing and Simplifying Ratio1 mark
Write the ratio 12 : 27 in its simplest form.
2
Metric Conversions1 mark
Change 18 km into m.
3
Averages2 marks
Here are 7 numbers: 31, 21, 29, 27, 25, 19, 23. Work out the mean.
4
Frequency Polygons2 marks
A frequency polygon is drawn for grouped data. One class is 60 < x <= 80. What value on the x-axis is the point plotted at?
5
Error Intervals2 marks
A length x is 810 cm, rounded to the nearest 10. Write down the error interval for x.

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