Daily Practice

Foundation Plus

9th September 1979

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

1
Real Life and Distance Time Graphs2 marks
Mia drives 120 km in 2 hours. Work out the average speed in km/h.
2
Vectors2 marks
a is the column vector (0, 2) and b is (0, 8). Work out a + b as a column vector.
3
Probability Trees3 marks
2 of 9 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Scatter Graphs2 marks
A scatter graph plots a house's floor area and its asking price. What type of correlation would you expect?
5
Error Intervals2 marks
A number y is 25 when truncated to the nearest whole number. Write down the error interval for y.

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