Daily Practice

Higher

3rd May 1967

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Speed and Density2 marks
A block has volume 185 cm^3 and density 8 g/cm^3. Work out its mass.
2
Vectors3 marks
a is the column vector (6, 0) and b is (5, 2). Work out 2a - 3b as a column vector.
3
Probability Trees3 marks
2 of 9 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Cumulative Frequency2 marks
Four classes in order have frequencies 7, 5, 12, 7. Write down the cumulative frequency at the end of the third class.
5
The Product Rule for Counting2 marks
A meal deal has 3 mains, 6 sides and 3 drinks. How many different meals are possible?

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