Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
- 1Percentages2 marks
Work out 75% of 340.
- 2Vectors2 marks
a is the column vector (5, -4) and b is (0, 7). Work out a + b as a column vector.
- 3Probability Trees3 marks
1 of 8 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 5, the first being 20 < x <= 25. The frequencies in order are 3, 7, 16, 11, 21. Write down the modal class.
- 5Error Intervals2 marks
A number y is 11 when truncated to the nearest whole number. Write down the error interval for y.
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Recent Foundation Plus sheets
Every sheet is deterministic: the same date always regenerates the same five questions. All of May 2012, including the monthly compilation PDF.