Daily Practice - Higher
29th January 1996
- 1Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.666... as a fraction in its simplest form.
- 2Quadratic Formula3 marks
Use the quadratic formula to solve x^2 + 11x - 2 = 0, to 2 decimal places.
- 3Repeated Percentage Change3 marks
A price rises by 25% and then falls by 15%. Work out the overall percentage change, to 2 decimal places.
- 4Similar Shapes (Area and Volume)3 marks
Two similar shapes have lengths in the ratio 1 : 3. The smaller has an area of 26 cm^2. Work out the area of the larger.
- 5Conditional Probability3 marks
24 students study Spanish and 9 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
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