Daily Practice

Foundation Plus

9th June 1969

5 questions · 13 marks · Grades 4-6 · 128 question types in this band

1
Real Life and Distance Time Graphs3 marks
A coach travels 50 km in 1.5 hours, then 70 km in 0.5 hours. Work out the average speed for the whole journey, to 1 decimal place.
2
Vectors2 marks
a is the column vector (-8, 8) and b is (-5, 0). Work out a + b as a column vector.
3
Probability Trees3 marks
2 of 7 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Averages from Frequency Tables3 marks
In a survey 3 households own 1 car, 8 own 2 cars and 8 own 3 cars. Work out the mean number of cars, to 2 decimal places.
5
Error Intervals2 marks
A number y is 56 when truncated to the nearest whole number. Write down the error interval for y.

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