Daily Practice

Foundation Plus

13th April 1989

5 questions · 14 marks · Grades 4-6 · 128 question types in this band

1
Best Buy Questions3 marks
A pack of 6 batteries costs £3.60. A pack of 18 costs £10.62. Which pack is better value?
2
Spheres and Cones3 marks
A sphere has radius 15 cm. Work out its volume, leaving your answer in terms of pi.
3
Venn Diagrams3 marks
In a Venn diagram, 10 are in A only, 7 in B only, 7 in both and 2 in neither. Work out the probability a random one is in both.
4
Averages from Frequency Tables2 marks
Grouped data has five classes of width 10, the first being 30 < x <= 40. The frequencies in order are 11, 16, 21, 7, 3. Write down the modal class.
5
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.888... as a fraction in its simplest form.

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