Daily Practice · Higher

Daily Practice - Higher

30th March 1994

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

1
Speed and Density2 marks
A block has volume 160 cm^3 and density 8 g/cm^3. Work out its mass.
2
Spheres and Cones3 marks
A sphere has radius 3 cm. Work out its volume, leaving your answer in terms of pi.
3
Probability Trees3 marks
3 of 5 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 12, 9, 11, 3. Write down the cumulative frequency at the end of the third class.
5
Surds2 marks
Write sqrt(50) in the form a sqrt(b), where b is as small as possible.

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