Foundation Plus
7th April 1990
- 1Forming and Solving Equations3 marks
The angles in a triangle are 4x°, 2x° and (x + 54)°. Form an equation and work out x.
- 2Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 2, y = 6. Work out y when x = 11.
- 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 6 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 5Box Plots2 marks
A box plot has a minimum of 17 and a maximum of 55. Work out the range.
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