Daily Practice - Foundation
Grades 3-4 - securing a Foundation pass: fractions, percentages, angles and the first algebra.
9th March 2004
- 1Probability (Higher)3 marks
A biased coin lands on heads with probability 0.25. It is thrown 500 times. How many heads would you expect?
- 2Frequency Trees3 marks
80 students were asked how they travel. 80 walked, and of those 40 were late. How many walkers were on time?
- 3Error Intervals2 marks
A number y is 20 when truncated to the nearest whole number. Write down the error interval for y.
- 4Substitution2 marks
Work out the value of 7x + 1 when x = 4.
- 5Real Life and Distance Time Graphs2 marks
Aisha drives 90 km in 1.5 hours. Work out the average speed in km/h.
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