Daily Practice · Higher

Daily Practice - Higher

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

13th June 2020

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

1
Probability Trees3 marks
6 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 1, lower quartile 5, median 15, upper quartile 24 and maximum 28. Work out the interquartile range.
3
Standard Form2 marks
Work out (7 x 10^6) x (3 x 10^-2). Give your answer in standard form.
4
Simultaneous Equations3 marks
2 teas and 2 cakes cost £8.10. 1 tea and 2 cakes cost £6.25. Find the price of a tea.
5
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 6, y = 180. Work out y when x = 2.

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