Higher Plus
28th April 1956
- 1Bounds3 marks
A car covers 650 m (to the nearest 10 m) in 9 s (to the nearest second). Work out the lower bound of its speed, to 2 decimal places.
- 2Factorising Harder Quadratics3 marks
Solve 20x^2 - 33x + 10 = 0.
- 3Direct and Inverse Proportion Depth3 marks
y is inversely proportional to x^2. When x = 2, y = 32. Work out y when x = 4.
- 4Vectors Proof Questions3 marks
OACB is a parallelogram with vector OA = m and vector OB = a. M is the point dividing AB in the ratio 3 : 1. Write vector OM in terms of m and a.
- 5Probability Equation Questions3 marks
The probability of winning a game is 2/5. A player expects 22 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 April 1956, including the monthly compilation PDF.