Daily Practice

Foundation

6th July 1954

5 questions · 10 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 100 times. How many heads would you expect?
2
Bar Charts2 marks
On a bar chart each gridline square stands for 2 people. A bar is 3 squares tall. How many people does it show?
3
Error Intervals2 marks
A number y is 64 when truncated to the nearest whole number. Write down the error interval for y.
4
Substitution2 marks
Work out the value of 9x - 7 when x = -2.
5
Writing and Simplifying Ratio1 mark
Write the ratio 14 : 63 in its simplest form.

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