Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
8th December 2025
- 1Probability Trees3 marks
1 of 10 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
- 2Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 216 values. What cumulative frequency do you read across from to estimate the lower quartile?
- 3Standard Form3 marks
Work out (56 x 10^6) / (7 x 10^2). Give your answer in standard form.
- 4Equation of a Line3 marks
A line has gradient 2 and passes through (4, 11). Work out its equation.
- 5Repeated Percentage Change3 marks
A price rises by 25% and then falls by 25%. Work out the overall percentage change, to 2 decimal places.
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