Daily Practice

Higher Plus

21st September 1954

5 questions · 14 marks · Grades 8-9 · 51 question types in this band

1
Vectors Proof Questions3 marks
In a vector proof you find that vector PQ = 4a + 2b and vector RS = 16a + 8b. What does this show about PQ and RS?
2
Probability Equation Questions3 marks
The probability of winning a game is 1/5. A player expects 13 wins. How many games did they play?
3
Histograms2 marks
On a histogram, a 10-wide bar and a 40-wide bar have the same frequency density of 2. How many more values are in the wider class?
4
Surds3 marks
Expand and simplify (9 + sqrt(11))(9 - sqrt(11)).
5
Algebraic Fractions3 marks
Simplify (x^2 + x - 42)/(x - 6).

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