Daily Practice · Higher Plus

Daily Practice - Higher Plus

14th April 1995

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 3/4. A player expects 27 wins. How many games did they play?
2
Histograms3 marks
On a histogram the bar for 60 < x <= 70 has a frequency density of 1.2. How many values are in that class?
3
Surds3 marks
Rationalise the denominator of 66/sqrt(11), giving your answer in its simplest form.
4
Iteration3 marks
Use the iteration x(n+1) = cube root of (9x(n) + 9) with x(0) = 4. Work out x(1) to 3 decimal places.
5
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^3. When x = 3, y = 108. Work out y when x = 5.

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