Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

Grades 4-6 - the Foundation / Higher crossover zone.

3rd January 1999

5 questions · 11 marks · Grades 4-6 · 128 question types in this band

1
Real Life and Distance Time Graphs2 marks
Jacob drives 75 km in 1.5 hours. Work out the average speed in km/h.
2
Vectors2 marks
a is the column vector (-3, -5) and b is (-6, 6). Work out a + b as a column vector.
3
Probability Trees3 marks
2 of 5 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Box Plots2 marks
A box plot has minimum 12, lower quartile 16, median 22, upper quartile 31 and maximum 34. Work out the interquartile range.
5
Error Intervals2 marks
A number y is 78 when truncated to the nearest whole number. Write down the error interval for y.

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