Daily Practice

Higher Plus

17th December 1967

5 questions · 14 marks · Grades 8-9 · 51 question types in this band

1
Velocity Time Graphs2 marks
A train slows steadily from 14 m/s to rest in 8 seconds. Work out its deceleration.
2
Vectors Proof Questions3 marks
OACB is a parallelogram with vector OA = q and vector OB = a. X is the point dividing AB in the ratio 1 : 2. Write vector OX in terms of q and a.
3
Probability Equation Questions3 marks
The probability of winning a game is 9/10. A player expects 36 wins. How many games did they play?
4
Histograms3 marks
On a histogram the bar for 30 < x <= 35 has a frequency density of 2.4. How many values are in that class?
5
Bounds3 marks
x = 144 and y = 111, each correct to the nearest whole number. Work out the upper bound of x - y.

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