Daily Practice

Foundation Plus

26th July 1984

5 questions · 12 marks · Grades 4-6 · 128 question types in this band

1
Best Buy Questions3 marks
A pack of 4 batteries costs £2.00. A pack of 12 costs £5.28. Which pack is better value?
2
Angles in Polygons2 marks
A regular polygon has an exterior angle of 18°. How many sides does it have?
3
Probability Trees3 marks
1 of 7 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Scatter Graphs2 marks
A scatter graph plots the height of a tree and its age. What type of correlation would you expect?
5
Error Intervals2 marks
A number y is 82 when truncated to the nearest whole number. Write down the error interval for y.

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