Daily Practice

Higher Plus

29th October 1980

5 questions · 15 marks · Grades 8-9 · 51 question types in this band

1
Probability Equation Questions3 marks
The probability of winning a game is 3/10. A player expects 9 wins. How many games did they play?
2
Histograms3 marks
On a histogram the bar for 50 < x <= 60 has a frequency density of 1.5. How many values are in that class?
3
Bounds3 marks
A rectangle is 11 cm by 26 cm, each correct to the nearest cm. Work out the upper bound of its area.
4
Inverse and Composite Functions3 marks
f(x) = 2x + 7 and g(x) = 5x - 5. Work out fg(-2).
5
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^3. When x = 2, y = 16. Work out y when x = 5.

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