Daily Practice - Higher
25th August 1994
- 1Fractional and Negative Indices3 marks
Work out 8^(2/3).
- 2Simultaneous Equations3 marks
2 teas and 1 cake cost £2.85. 1 tea and 5 cakes cost £7.05. Find the price of a tea.
- 3Repeated Percentage Change3 marks
A town's population is 20500 and grows by 4% 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 9 cm and an angle of 62°. Work out the side opposite that angle, to 1 decimal place.
- 5Probability Trees3 marks
2 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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