Daily Practice · Higher Plus

Daily Practice - Higher Plus

16th October 1992

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

1
Surds3 marks
Rationalise the denominator of 18/sqrt(2), giving your answer in its simplest form.
2
Quadratic Inequalities3 marks
Solve x^2 - 6x + 8 > 0.
3
Direct and Inverse Proportion Depth3 marks
y is inversely proportional to x^2. When x = 5, y = 72. Work out y when x = 6.
4
Vectors Proof Questions3 marks
OACB is a parallelogram with vector OA = c and vector OB = m. P is the point dividing AB in the ratio 3 : 1. Write vector OP in terms of c and m.
5
Probability Equation Questions3 marks
The probability of winning a game is 3/4. A player expects 30 wins. How many games did they play?

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