Daily Practice - Higher Plus
23rd July 1995
- 1Velocity Time Graphs2 marks
A train slows steadily from 28 m/s to rest in 10 seconds. Work out its deceleration.
- 2Vectors Proof Questions3 marks
OACB is a parallelogram with vector OA = q and vector OB = m. X is the point dividing AB in the ratio 3 : 1. Write vector OX in terms of q and m.
- 3Probability Equation Questions3 marks
The probability of winning a game is 5/8. A player expects 65 wins. How many games did they play?
- 4Histograms3 marks
On a histogram the bar for 0 < x <= 10 has a frequency density of 1.5. How many values are in that class?
- 5Bounds3 marks
x = 73 and y = 26, each correct to the nearest whole number. Work out the upper bound of x - y.
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