Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
13th November 2018
- 1Writing and Simplifying Ratio2 marks
Write the ratio 8 : 72 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 9 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Frequency Trees3 marks
190 people were surveyed. 80 were adults, of whom 35 said yes. 30 of the children said yes. How many said yes altogether?
- 5Error Intervals2 marks
A number y is 21 when truncated to the nearest whole number. Write down the error interval for y.
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