Daily Practice

Foundation

15th May 1981

5 questions · 9 marks · Grades 3-4 · 87 question types in this band

1
Averages2 marks
Here are 7 numbers: 23, 14, 22, 16, 19, 15, 24. Work out the mean.
2
Frequency Polygons2 marks
A frequency polygon has plotted frequencies of 5, 4, 8 and 5. How many values are in the whole data set?
3
Error Intervals2 marks
A number y is 70 when truncated to the nearest whole number. Write down the error interval for y.
4
Drawing Linear Graphs2 marks
A line has equation y = -4x + 8. Work out the y coordinate of the point on it where x = 1.
5
Writing and Simplifying Ratio1 mark
Write the ratio 10 : 18 in its simplest form.

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