Daily Practice

Foundation Plus

17th February 1979

5 questions · 13 marks · Grades 4-6 · 128 question types in this band

1
Ratio2 marks
Red and blue marbles are in the ratio 3 : 4. There are 45 red marbles. How many marbles are there altogether?
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, 6 are in A only, 9 in B only, 7 in both and 7 in neither. Work out the probability a random one is in both.
4
Box Plots2 marks
A box plot has minimum 10, lower quartile 16, median 20, upper quartile 28 and maximum 35. Work out the interquartile range.
5
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.333... as a fraction in its simplest form.

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