Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

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

13th February 1998

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

1
Scale Drawings2 marks
A map has a scale of 1 : 50000. Two villages are 9.5 cm apart on the map. How far apart are they in real life, in km?
2
Vectors2 marks
a is the column vector (4, 8) and b is (-5, 8). Work out a + b as a column vector.
3
Probability Trees3 marks
4 of 8 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 the day of the month and the temperature at noon. What type of correlation would you expect?
5
Error Intervals2 marks
A number y is 64 when truncated to the nearest whole number. Write down the error interval for y.

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