Daily Practice · Higher

Daily Practice - Higher

19th June 1995

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

1
Conditional Probability3 marks
11 students study Spanish and 6 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
2
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 76 values. What cumulative frequency do you read across from to estimate the lower quartile?
3
The Product Rule for Counting2 marks
A meal deal has 7 mains, 6 sides and 5 drinks. How many different meals are possible?
4
Quadratic Formula3 marks
Use the quadratic formula to solve 4x^2 + 5x - 12 = 0, to 2 decimal places.
5
Repeated Percentage Change3 marks
A price rises by 20% and then falls by 25%. Work out the overall percentage change, to 2 decimal places.

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