Daily Practice

Higher

30th March 1975

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

1
Probability Trees3 marks
2 of 6 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 10 and a maximum of 37. Work out the range.
3
Bounds2 marks
A mass is 680 kg, correct to the nearest 10. Write down the lower bound.
4
Simultaneous Equations3 marks
5 teas and 4 cakes cost £15.90. 3 teas and 3 cakes cost £10.50. Find the price of a tea.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 2, y = 12. Work out y when x = 3.

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