Daily Practice
Higher Plus
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11th April 1984
- 1Probability Equation Questions3 marks
The probability of winning a game is 3/10. A player expects 39 wins. How many games did they play?
- 2Histograms3 marks
On a histogram the bar for 20 < x <= 25 has a frequency density of 1.5. How many values are in that class?
- 3Bounds3 marks
A rectangle is 30 cm by 10 cm, each correct to the nearest cm. Work out the upper bound of its area.
- 4Algebraic Fractions3 marks
Simplify (x^2 - 15x + 56)/(x - 7).
- 5Velocity Time Graphs2 marks
A train slows steadily from 37 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 April 1984, including the monthly compilation PDF.