Daily Practice

Higher Plus

22nd September 1968

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

1
Bounds3 marks
x = 38 and y = 24, each correct to the nearest whole number. Work out the upper bound of x - y.
2
Inverse and Composite Functions3 marks
f(x) = 5x - 6 and g(x) = 3x - 6. Work out fg(0).
3
Velocity Time Graphs2 marks
A train slows steadily from 17 m/s to rest in 8 seconds. Work out its deceleration.
4
Vectors Proof Questions3 marks
OACB is a parallelogram with vector OA = c and vector OB = m. M is the point dividing AB in the ratio 1 : 3. Write vector OM in terms of c and m.
5
Probability Equation Questions3 marks
The probability of winning a game is 4/5. A player expects 112 wins. How many games did they play?

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