Daily Practice

Foundation

16th July 1968

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 200 times. How many heads would you expect?
2
Frequency Polygons2 marks
A frequency polygon has plotted frequencies of 12, 7, 10 and 2. How many values are in the whole data set?
3
Negative Numbers1 mark
Work out -2 x 6.
4
Substitution2 marks
Work out the value of 7x + 12 when x = 7.
5
Real Life and Distance Time Graphs2 marks
Isla drives 150 km in 2.5 hours. Work out the average speed in km/h.

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