Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
20th September 2021
- 1Standard Form3 marks
Work out (10 x 10^9) / (2 x 10^5). Give your answer in standard form.
- 2Simultaneous Equations3 marks
5 teas and 3 cakes cost £16.60. 1 tea and 2 cakes cost £5.70. Find the price of a tea.
- 3Repeated Percentage Change3 marks
A price rises by 10% and then falls by 25%. Work out the overall percentage change, to 2 decimal places.
- 4SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 11 cm and an angle of 24°. Work out the side adjacent to that angle, to 1 decimal place.
- 5Probability Trees3 marks
2 of 7 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
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