Daily Practice

Foundation

27th January 1981

5 questions · 11 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 200 times. How many heads would you expect?
2
Bar Charts2 marks
On a bar chart each gridline square stands for 4 people. A bar is 6 squares tall. How many people does it show?
3
Error Intervals2 marks
A number y is 43 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 = 9.
5
Scale Drawings2 marks
A map has a scale of 1 : 50000. Two villages are 2.5 cm apart on the map. How far apart are they in real life, in km?

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