Daily Practice

Foundation Plus

30th November 1977

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

1
Percentages2 marks
Work out 40% of 280.
2
Vectors2 marks
a is the column vector (-5, -7) and b is (-5, 0). 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 46 students, 29 study French, 20 study German and 6 study both. How many study neither?
5
Error Intervals2 marks
A number y is 26 when truncated to the nearest whole number. Write down the error interval for y.

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