Daily Practice

Foundation Plus

22nd October 1972

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

1
Angles in Polygons2 marks
Work out the size of one exterior angle of a regular pentagon.
2
Venn Diagrams3 marks
In a Venn diagram, 15 are in A only, 13 in B only, 3 in both and 9 in neither. Work out the probability a random one is in A or B.
3
Averages from Frequency Tables2 marks
Grouped data has five classes of width 10, the first being 20 < x <= 30. The frequencies in order are 21, 7, 11, 16, 3. Write down the modal class.
4
Reverse Percentages3 marks
After an increase of 40%, a price is £812. Work out the price before the change.
5
Expanding and Factorising2 marks
Factorise fully 12x + 16.

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