Daily Practice · Higher Plus

Daily Practice - Higher Plus

18th February 1994

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 1/2. A player expects 30 wins. How many games did they play?
2
Histograms3 marks
On a histogram the bar for 50 < x <= 70 has a frequency density of 0.4. How many values are in that class?
3
Surds3 marks
Rationalise the denominator of 110/sqrt(11), giving your answer in its simplest form.
4
Inverse and Composite Functions3 marks
f(x) = 5x + 3. Work out the inverse function f^-1(x).
5
Velocity Time Graphs2 marks
A train slows steadily from 15 m/s to rest in 8 seconds. Work out its deceleration.

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