Daily Practice · Foundation

Daily Practice - Foundation

15th November 1994

5 questions · 12 marks · Grades 3-4 · 87 question types in this band

1
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.15. It is thrown 500 times. How many heads would you expect?
2
Frequency Trees3 marks
110 people were surveyed. 90 were adults, of whom 35 said yes. 10 of the children said yes. How many said yes altogether?
3
Error Intervals2 marks
A number y is 76 when truncated to the nearest whole number. Write down the error interval for y.
4
Substitution2 marks
Work out the value of 6x - 9 when x = -6.
5
Scale Drawings2 marks
A map has a scale of 1 : 25000. Two villages are 6.5 cm apart on the map. How far apart are they in real life, in km?

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