Daily Practice · Higher Plus

Daily Practice - Higher Plus

6th September 1994

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

1
Surds3 marks
Expand and simplify (2 + sqrt(11))(2 - sqrt(11)).
2
Proof3 marks
Prove that the sum of 5 consecutive integers is always a multiple of 5. State the simplified sum you would use.
3
Velocity Time Graphs2 marks
A train slows steadily from 14 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 = p. X is the point dividing AB in the ratio 1 : 2. Write vector OX in terms of b and p.
5
Probability Equation Questions3 marks
The probability of winning a game is 5/8. A player expects 40 wins. How many games did they play?

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