Daily Practice

Higher Plus

17th March 1966

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 5/8. A player expects 50 wins. How many games did they play?
2
Histograms3 marks
On a histogram the bar for 30 < x <= 35 has a frequency density of 3.5. How many values are in that class?
3
Surds3 marks
Simplify sqrt(80) + sqrt(45), giving your answer in the form a sqrt(b).
4
Inverse and Composite Functions3 marks
f(x) = 7x - 7. Work out the inverse function f^-1(x).
5
Velocity Time Graphs2 marks
A train slows steadily from 33 m/s to rest in 5 seconds. Work out its deceleration.

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