Daily Practice

Higher

2nd May 1987

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

1
Probability Trees3 marks
2 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 5, median 12, upper quartile 17 and maximum 20. Work out the interquartile range.
3
The Product Rule for Counting2 marks
A meal deal has 4 mains, 6 sides and 6 drinks. How many different meals are possible?
4
Simultaneous Equations3 marks
3 teas and 4 cakes cost £18.40. 2 teas and 3 cakes cost £13.35. Find the price of a tea.
5
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 32. Work out y when x = 2.

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