Daily Practice - Foundation Plus
4th January 1994
- 1Inequalities on Graphs3 marks
Does the point (5, 0) satisfy y > x + 3?
- 2Compound Interest and Depreciation3 marks
£1700 is invested at 4% compound interest per year. Work out the value after 5 years, to the nearest penny.
- 3Pythagoras2 marks
A right-angled triangle has a hypotenuse of 26 cm and one shorter side of 10 cm. Work out the other shorter side.
- 4Probability Trees3 marks
A bag holds 2 red and 4 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 5Averages from Frequency Tables2 marks
Grouped data has five classes of width 10, the first being 30 < x <= 40. The frequencies in order are 3, 7, 16, 11, 21. Write down the modal class.
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