Daily Practice - Foundation Plus
14th October 1995
- 1Drawing Other Graphs: Cubic/Reciprocal2 marks
For the curve y = -7/x, work out y when x = -1, and write down the equation of its vertical asymptote.
- 2Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 4, y = 40. Work out y when x = 6.
- 3Pythagoras2 marks
A right-angled triangle has a hypotenuse of 10 cm and one shorter side of 6 cm. Work out the other shorter side.
- 4Probability Trees3 marks
A bag holds 4 red and 5 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 5Box Plots2 marks
A box plot has minimum 14, lower quartile 17, median 21, upper quartile 30 and maximum 32. Work out the interquartile range.
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