Daily Practice
Foundation Plus
← All tiers
14th March 1970
- 1Probability (Higher)3 marks
A biased coin lands on heads with probability 0.15. It is thrown 50 times. How many heads would you expect?
- 2Frequency Trees3 marks
220 people were surveyed. 30 were adults, of whom 10 said yes. 55 of the children said yes. How many said yes altogether?
- 3Standard Form2 marks
Write 0.0000479 in standard form.
- 4Simultaneous Equations3 marks
3 teas and 3 cakes cost £7.50. 2 teas and 4 cakes cost £7.60. Find the price of a tea.
- 5Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 9, y = 81. Work out y when x = 15.
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