Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

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

9th March 2014

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

1
Real Life and Distance Time Graphs2 marks
Nia drives 200 km in 2.5 hours. Work out the average speed in km/h.
2
Vectors2 marks
a is the column vector (-2, 5) and b is (8, 8). Work out a + b as a column vector.
3
Probability Trees3 marks
8 of 10 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 14, lower quartile 21, median 28, upper quartile 34 and maximum 43. Work out the interquartile range.
5
Error Intervals2 marks
A number y is 81 when truncated to the nearest whole number. Write down the error interval for y.

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