Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
29th April 2021
- 1Reverse Percentages3 marks
A bill is £600 including VAT at 20%. Work out the amount before VAT.
- 2Simultaneous Equations3 marks
5 teas and 1 cake cost £10.85. 3 teas and 4 cakes cost £16.20. Find the price of a tea.
- 3Repeated Percentage Change3 marks
A town's population is 4000 and grows by 4% each year. Work out the population after 3 years, to the nearest whole number.
- 4SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 19 cm and an angle of 70°. Work out the side opposite that angle, to 1 decimal place.
- 5Probability Trees3 marks
5 of 8 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
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