Daily Practice

Foundation

17th May 1960

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 0.1. It is thrown 250 times. How many heads would you expect?
2
Two Way Tables3 marks
In a group of 80 students, 30 are boys. 10 boys and 15 girls bring a packed lunch. How many students do not?
3
Error Intervals2 marks
A number y is 85 when truncated to the nearest whole number. Write down the error interval for y.
4
Substitution2 marks
Work out the value of 6x + 5 when x = -6.
5
Scale Drawings2 marks
A map has a scale of 1 : 50000. Two villages are 7 cm apart on the map. How far apart are they in real life, in km?

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