Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
24th August 2017
- 1Bounds2 marks
A mass is 27 kg, correct to the nearest whole number. Write down the upper bound.
- 2Simultaneous Equations3 marks
5 teas and 2 cakes cost £13.65. 2 teas and 2 cakes cost £8.40. Find the price of a tea.
- 3Repeated Percentage Change3 marks
A town's population is 28500 and grows by 8% each year. Work out the population after 5 years, to the nearest whole number.
- 4SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 18 cm and an angle of 60°. Work out the side opposite that angle, to 1 decimal place.
- 5Probability Trees3 marks
5 of 9 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
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