Higher Plus
- 1Bounds3 marks
A rectangle is 4 cm by 24 cm, each correct to the nearest cm. Work out the upper bound of its area.
- 2Proof3 marks
Prove that the sum of 5 consecutive integers is always a multiple of 5. State the simplified sum you would use.
- 3Velocity Time Graphs2 marks
A train slows steadily from 37 m/s to rest in 10 seconds. Work out its deceleration.
- 4Vectors Proof Questions3 marks
OACB is a parallelogram with vector OA = q and vector OB = m. M is the point dividing AB in the ratio 3 : 1. Write vector OM in terms of q and m.
- 5Probability Equation Questions3 marks
The probability of winning a game is 9/10. A player expects 18 wins. How many games did they play?
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Any date always gives the same five questions, so a sheet can be set again or shared. All of July 1983, including the monthly compilation PDF.