Higher Plus
17th September 1969
- 1Bounds3 marks
A rectangle is 11 cm by 6 cm, each correct to the nearest cm. Work out the upper bound of its area.
- 2Algebraic Fractions3 marks
Write 3/(x + 4) + 5/(x - 2) as a single fraction.
- 3Velocity Time Graphs2 marks
A train slows steadily from 18 m/s to rest in 8 seconds. Work out its deceleration.
- 4Vectors Proof Questions3 marks
OACB is a parallelogram with vector OA = b and vector OB = a. X is the point dividing AB in the ratio 1 : 3. Write vector OX in terms of b and a.
- 5Probability Equation Questions3 marks
The probability of winning a game is 3/5. A player expects 24 wins. How many games did they play?
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