Daily Practice

Foundation Plus

2nd June 1984

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

1
Ratio2 marks
Red and blue stickers are in the ratio 5 : 9. There are 55 red stickers. How many stickers are there altogether?
2
Vectors2 marks
a is the column vector (2, 1) and b is (4, 5). Work out a + b as a column vector.
3
Probability Trees3 marks
2 of 10 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 73 students, 34 study French, 24 study German and 4 study both. How many study neither?
5
Error Intervals2 marks
A number y is 63 when truncated to the nearest whole number. Write down the error interval for y.

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