Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

23rd July 1995

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

1
Real Life and Distance Time Graphs2 marks
Nia drives 240 km in 4 hours. Work out the average speed in km/h.
2
Vectors2 marks
a is the column vector (2, -7) and b is (-3, 1). 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
Frequency Trees3 marks
230 people were surveyed. 90 were adults, of whom 20 said yes. 45 of the children said yes. How many said yes altogether?
5
Error Intervals2 marks
A number y is 29 when truncated to the nearest whole number. Write down the error interval for y.

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