Daily Practice · Higher

Daily Practice - Higher

4th December 1996

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

1
Probability Trees3 marks
1 of 5 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
2
Cumulative Frequency2 marks
Four classes in order have frequencies 8, 8, 9, 10. Write down the cumulative frequency at the end of the third class.
3
Bounds2 marks
A mass is 440 kg, correct to the nearest 10. Write down the lower bound.
4
Simultaneous Equations3 marks
5 teas and 2 cakes cost £15.65. 4 teas and 2 cakes cost £13.70. Find the price of a tea.
5
Speed and Density2 marks
A block has volume 165 cm^3 and density 4 g/cm^3. Work out its mass.

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