Higher Plus
11th August 1976
- 1Bounds3 marks
A rectangle is 23 cm by 6 cm, each correct to the nearest cm. Work out the upper bound of its area.
- 2Completing the Square3 marks
Write x^2 + 4x - 7 in the form (x + a)^2 + b.
- 3Velocity Time Graphs2 marks
A train slows steadily from 29 m/s to rest in 10 seconds. Work out its deceleration.
- 4Vectors Proof Questions3 marks
OACB is a parallelogram with vector OA = p and vector OB = c. P is the point dividing AB in the ratio 1 : 3. Write vector OP in terms of p and c.
- 5Probability Equation Questions3 marks
The probability of winning a game is 2/5. A player expects 28 wins. How many games did they play?
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