Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

7th August 1992

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

1
Scale Drawings2 marks
A map has a scale of 1 : 25000. Two villages are 7 cm apart on the map. How far apart are they in real life, in km?
2
Vectors2 marks
a is the column vector (0, -2) and b is (6, 0). Work out a + b as a column vector.
3
Probability Trees3 marks
7 of 9 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Scatter Graphs3 marks
A line of best fit on a scatter graph has equation y = 8x + 10. Use it to estimate y when x = 3.
5
Error Intervals2 marks
A number y is 41 when truncated to the nearest whole number. Write down the error interval for y.

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