Daily Practice

Foundation Plus

26th February 1990

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 nonagon.
2
Venn Diagrams3 marks
In a Venn diagram, 16 are in A only, 12 in B only, 6 in both and 5 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 5, the first being 15 < x <= 20. The frequencies in order are 16, 3, 21, 11, 7. Write down the modal class.
4
Reverse Percentages3 marks
After an increase of 10%, a price is £506. Work out the price before the change.
5
Expanding and Factorising2 marks
Factorise fully 48x + 40.

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