Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

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

23rd December 2007

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

1
Real Life and Distance Time Graphs2 marks
Aisha drives 90 km in 2 hours. Work out the average speed in km/h.
2
Vectors2 marks
a is the column vector (3, 7) and b is (0, 2). Work out a + b as a column vector.
3
Probability Trees3 marks
5 of 10 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Cumulative Frequency2 marks
Four classes in order have frequencies 9, 11, 6, 8. Write down the cumulative frequency at the end of the third class.
5
Error Intervals2 marks
A number y is 48 when truncated to the nearest whole number. Write down the error interval for y.

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