Daily Practice - Higher Plus
25th November 1994
- 1Velocity Time Graphs2 marks
A train slows steadily from 26 m/s to rest in 5 seconds. Work out its deceleration.
- 2Vectors Proof Questions3 marks
OACB is a parallelogram with vector OA = c and vector OB = b. N is the point dividing AB in the ratio 3 : 1. Write vector ON in terms of c and b.
- 3Probability Equation Questions3 marks
The probability of winning a game is 3/5. A player expects 39 wins. How many games did they play?
- 4Histograms3 marks
On a histogram the bar for 40 < x <= 50 has a frequency density of 2.4. How many values are in that class?
- 5Surds3 marks
Rationalise the denominator of 21/sqrt(3), giving your answer in its simplest form.
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