Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
10th January 2025
- 1Scale Drawings2 marks
A map has a scale of 1 : 50000. Two villages are 2.5 cm apart on the map. How far apart are they in real life, in km?
- 2Vectors2 marks
a is the column vector (0, -5) and b is (-7, 5). Work out a + b as a column vector.
- 3Probability Trees3 marks
2 of 8 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 4Box Plots2 marks
A box plot has minimum 11, lower quartile 13, median 16, upper quartile 21 and maximum 24. Work out the interquartile range.
- 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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