Daily Practice · Higher

Daily Practice - Higher

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

17th February 2024

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Probability Trees3 marks
7 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 minimum 3, lower quartile 11, median 18, upper quartile 24 and maximum 32. Work out the interquartile range.
3
Standard Form3 marks
Work out (40 x 10^7) / (8 x 10^3). Give your answer in standard form.
4
Simultaneous Equations3 marks
2 teas and 3 cakes cost £8.60. 2 teas and 4 cakes cost £10.30. Find the price of a tea.
5
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 108. Work out y when x = 4.

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