Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
17th August 2021
- 1Writing and Simplifying Ratio2 marks
Write the ratio 6 : 42 in the form 1 : n.
- 2Angles in Polygons2 marks
A regular polygon has an exterior angle of 40°. How many sides does it have?
- 3Probability Trees3 marks
4 of 6 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Averages from Frequency Tables2 marks
Grouped data has five classes of width 10, the first being 40 < x <= 50. The frequencies in order are 3, 11, 16, 7, 21. Write down the modal class.
- 5Error Intervals2 marks
A number y is 59 when truncated to the nearest whole number. Write down the error interval for y.
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