Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
26th October 2018
- 1Scale Drawings2 marks
A map has a scale of 1 : 25000. Two villages are 13.5 cm apart on the map. How far apart are they in real life, in km?
- 2Vectors2 marks
a is the column vector (5, 0) and b is (3, 3). Work out a + b as a column vector.
- 3Probability Trees3 marks
2 of 7 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Cumulative Frequency2 marks
Four classes in order have frequencies 11, 6, 7, 7. Write down the cumulative frequency at the end of the third class.
- 5Error Intervals2 marks
A number y is 34 when truncated to the nearest whole number. Write down the error interval for y.
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