Daily Practice

Higher Plus

24th May 1953

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

1
Probability Equation Questions3 marks
The probability of winning a game is 1/4. A player expects 8 wins. How many games did they play?
2
Histograms3 marks
On a histogram the bar for 30 < x <= 35 has a frequency density of 1.5. How many values are in that class?
3
Bounds3 marks
x = 84 and y = 56, each correct to the nearest whole number. Work out the upper bound of x - y.
4
Iteration3 marks
Use the iteration x(n+1) = cube root of (8x(n) + 8) with x(0) = 2. Work out x(1) to 3 decimal places.
5
Velocity Time Graphs2 marks
A train slows steadily from 19 m/s to rest in 8 seconds. Work out its deceleration.

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