Daily Practice

Foundation

23rd March 1982

5 questions · 12 marks · Grades 3-4 · 87 question types in this band

1
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.1. It is thrown 200 times. How many heads would you expect?
2
Frequency Trees3 marks
100 people were surveyed. 50 were adults, of whom 5 said yes. 10 of the children said yes. How many said yes altogether?
3
Estimating2 marks
Estimate 929 x 32 by rounding each number to 1 significant figure.
4
Substitution2 marks
Work out the value of 5x - 10 when x = 1.
5
Scale Drawings2 marks
A map has a scale of 1 : 50000. Two villages are 7.5 cm apart on the map. How far apart are they in real life, in km?

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