Daily Practice

Foundation Plus

19th March 1988

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

1
Ratio2 marks
Red and blue raffle tickets are in the ratio 3 : 5. There are 30 red raffle tickets. How many raffle tickets are there altogether?
2
Angles in Polygons2 marks
A regular polygon has an exterior angle of 18°. How many sides does it have?
3
Probability Trees3 marks
3 of 6 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Two Way Tables3 marks
Of 40 students, 15 study French, 10 study German and 3 study both. How many study neither?
5
Error Intervals2 marks
A number y is 81 when truncated to the nearest whole number. Write down the error interval for y.

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