Daily Practice - Higher
3rd April 1994
- 1Standard Form3 marks
Work out (15 x 10^9) / (5 x 10^3). Give your answer in standard form.
- 2Simultaneous Equations3 marks
2 teas and 4 cakes cost £15.10. 1 tea and 5 cakes cost £17.00. Find the price of a tea.
- 3Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 3, y = 25. Work out y when x = 5.
- 4SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has a hypotenuse of 8 cm and an angle of 26°. Work out the side adjacent to 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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