Daily Practice · Higher

Daily Practice - Higher

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

8th September 1999

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
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.
2
Cumulative Frequency2 marks
Four classes in order have frequencies 11, 11, 7, 8. Write down the cumulative frequency at the end of the third class.
3
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.7575... as a fraction in its simplest form.
4
Simultaneous Equations3 marks
4 teas and 4 cakes cost £13.20. 2 teas and 3 cakes cost £7.90. Find the price of a tea.
5
Speed and Density2 marks
A block has volume 10 cm^3 and density 3 g/cm^3. Work out its mass.

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