Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
3rd January 2023
- 1Writing and Simplifying Ratio2 marks
Write the ratio 4 : 8 in the form 1 : n.
- 2Angles in Polygons2 marks
A regular polygon has an exterior angle of 60°. How many sides does it have?
- 3Probability Trees3 marks
1 of 6 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 72 values. What cumulative frequency do you read across from to estimate the lower quartile?
- 5Error Intervals2 marks
A number y is 22 when truncated to the nearest whole number. Write down the error interval for y.
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