Daily Practice

Higher

21st December 1986

5 questions · 13 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 a minimum of 17 and a maximum of 53. Work out the range.
3
The Product Rule for Counting2 marks
A meal deal has 6 mains, 7 sides and 4 drinks. How many different meals are possible?
4
Factorising Harder Quadratics3 marks
Factorise 20x^2 + 33x + 10.
5
Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 7, y = 12. Work out y when x = 2.

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Any date always gives the same five questions, so a sheet can be set again or shared. All of December 1986, including the monthly compilation PDF.