Daily Practice

Foundation

21st April 1989

5 questions · 11 marks · Grades 3-4 · 87 question types in this band

1
Averages2 marks
Here are 5 numbers: 28, 26, 20, 32, 24. Work out the mean.
2
Averages from Frequency Tables3 marks
In a survey 7 households own 1 car, 3 own 2 cars and 4 own 3 cars. Work out the mean number of cars, to 2 decimal places.
3
Error Intervals2 marks
A number y is 53 when truncated to the nearest whole number. Write down the error interval for y.
4
Drawing Linear Graphs2 marks
A line has equation y = -2x + 2. Work out the y coordinate of the point on it where x = 2.
5
Percentages2 marks
Work out 75% of 120.

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