Daily Practice

Foundation

9th September 1969

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 0.25. It is thrown 250 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 7 squares tall. How many people does it show?
3
Error Intervals2 marks
A number y is 66 when truncated to the nearest whole number. Write down the error interval for y.
4
Substitution2 marks
Work out the value of 9x - 4 when x = -2.
5
Real Life and Distance Time Graphs2 marks
Aisha drives 240 km in 4 hours. Work out the average speed in km/h.

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