Daily Practice - Higher Plus
6th March 1994
- 1Velocity Time Graphs2 marks
A train slows steadily from 17 m/s to rest in 8 seconds. Work out its deceleration.
- 2The Cosine Rule3 marks
A triangle has sides 7 cm, 16 cm and 11 cm. Work out the angle opposite the 7 cm side, to 1 decimal place.
- 3Probability Equation Questions3 marks
A bag holds 5 red and n blue counters. The probability of taking a red is 5/8. Work out n.
- 4Histograms3 marks
On a histogram the bar for 20 < x <= 30 has a frequency density of 2.4. How many values are in that class?
- 5Bounds3 marks
x = 44 and y = 19, each correct to the nearest whole number. Work out the upper bound of x - y.
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