Daily Practice · Foundation Plus

Daily Practice - Foundation Plus

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

15th April 2000

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

1
Ratio2 marks
Red and blue raffle tickets are in the ratio 4 : 9. There are 56 red raffle tickets. How many raffle tickets are there altogether?
2
Vectors2 marks
a is the column vector (3, 7) and b is (5, 4). Work out a + b as a column vector.
3
Probability Trees3 marks
2 of 5 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 length of a queue and the number of tills open. What type of correlation would you expect?
5
Error Intervals2 marks
A number y is 26 when truncated to the nearest whole number. Write down the error interval for y.

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