Daily Practice

Foundation

7th August 1973

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 0.2. It is thrown 50 times. How many heads would you expect?
2
Frequency Polygons2 marks
A frequency polygon has plotted frequencies of 12, 12, 4 and 10. How many values are in the whole data set?
3
Estimating2 marks
Estimate 816 x 28 by rounding each number to 1 significant figure.
4
Substitution2 marks
Work out the value of 4x + 5 when x = 4.
5
Scale Drawings2 marks
A map has a scale of 1 : 50000. Two villages are 6 cm apart on the map. How far apart are they in real life, in km?

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