Daily Practice

Foundation

16th August 1977

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 0.25. It is thrown 100 times. How many heads would you expect?
2
Frequency Trees3 marks
70 students were asked how they travel. 50 walked, and of those 25 were late. How many walkers were on time?
3
Error Intervals2 marks
A number y is 74 when truncated to the nearest whole number. Write down the error interval for y.
4
Substitution2 marks
Work out the value of 3x + 5 when x = -2.
5
Scale Drawings2 marks
A map has a scale of 1 : 10000. Two villages are 9 cm apart on the map. How far apart are they in real life, in km?

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