Daily Practice

Higher

29th February 1976

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

1
Probability Trees3 marks
4 of 10 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
2
Box Plots2 marks
A box plot has a minimum of 16 and a maximum of 46. Work out the range.
3
Fractional and Negative Indices2 marks
Write 7^-2 as a fraction.
4
Simultaneous Equations3 marks
5 teas and 4 cakes cost £21.25. 3 teas and 3 cakes cost £14.10. Find the price of a tea.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 5, y = 30. Work out y when x = 6.

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