Higher Plus
- 1Probability Equation Questions3 marks
The probability of winning a game is 1/4. A player expects 10 wins. How many games did they play?
- 2Histograms3 marks
On a histogram the bar for 40 < x <= 45 has a frequency density of 3.5. How many values are in that class?
- 3Bounds3 marks
x = 125 and y = 104, each correct to the nearest whole number. Work out the upper bound of x - y.
- 4The Nth Term of a Quadratic Sequence2 marks
A quadratic sequence starts 12, 21, 36, 57. Work out the second difference, and the coefficient of n^2.
- 5Velocity Time Graphs2 marks
A train slows steadily from 12 m/s to rest in 8 seconds. Work out its deceleration.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of May 1976, including the monthly compilation PDF.