Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

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

23rd February 2003

5 questions · 12 marks · Grades 4-6 · 128 question types in this band

1
Real Life and Distance Time Graphs2 marks
Amelia drives 105 km in 1.5 hours. Work out the average speed in km/h.
2
Vectors2 marks
a is the column vector (6, -8) and b is (4, -8). Work out a + b as a column vector.
3
Probability Trees3 marks
3 of 5 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Frequency Trees3 marks
120 people were surveyed. 40 were adults, of whom 15 said yes. 40 of the children said yes. How many said yes altogether?
5
Error Intervals2 marks
A number y is 58 when truncated to the nearest whole number. Write down the error interval for y.

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