Daily Practice

Higher

8th November 1971

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

1
Repeated Percentage Change3 marks
A price rises by 15% and then falls by 15%. Work out the overall percentage change, to 2 decimal places.
2
Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 5. The smaller has an area of 22 cm^2. Work out the area of the larger.
3
Conditional Probability3 marks
21 students study Spanish and 9 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
4
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 116 values. What cumulative frequency do you read across from to estimate the lower quartile?
5
The Product Rule for Counting2 marks
A meal deal has 4 mains, 7 sides and 2 drinks. How many different meals are possible?

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