Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

6th December 2017

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

1
Speed and Density2 marks
A block has volume 15 cm^3 and density 8 g/cm^3. Work out its mass.
2
Vectors3 marks
a is the column vector (2, -1) and b is (-6, 6). Work out 2a - 2b as a column vector.
3
Probability Trees3 marks
5 of 8 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 11, 9, 4, 9. Write down the cumulative frequency at the end of the third class.
5
The Product Rule for Counting2 marks
A meal deal has 4 mains, 3 sides and 2 drinks. How many different meals are possible?

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