Daily Practice · Higher Plus

Daily Practice - Higher Plus

Grades 8-9 - exam-stretch algebra, geometry and reasoning.

15th July 2004

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

1
Surds3 marks
Simplify sqrt(80) + sqrt(80), giving your answer in the form a sqrt(b).
2
Completing the Square3 marks
Write x^2 + 14x - 10 in the form (x + a)^2 + b.
3
Velocity Time Graphs2 marks
A train slows steadily from 23 m/s to rest in 5 seconds. Work out its deceleration.
4
Vectors Proof Questions3 marks
OACB is a parallelogram with vector OA = b and vector OB = m. N is the point dividing AB in the ratio 3 : 1. Write vector ON in terms of b and m.
5
Probability Equation Questions3 marks
The probability of winning a game is 1/8. A player expects 9 wins. How many games did they play?

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