Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
7th August 2023
- 1Repeated Percentage Change3 marks
A price rises by 25% and then falls by 20%. Work out the overall percentage change, to 2 decimal places.
- 2Congruent Triangles2 marks
Two triangles are known to be congruent because both have a right angle, the same hypotenuse length and one equal leg. Which congruence condition is this?
- 3Conditional Probability3 marks
17 students study Spanish and 11 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 4Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 116 values. What cumulative frequency do you read across from to estimate the lower quartile?
- 5Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.1818... as a fraction in its simplest form.
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