Daily Practice · Higher Plus

Daily Practice - Higher Plus

2nd August 1996

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

1
Surds3 marks
Rationalise the denominator of 24/sqrt(6), giving your answer in its simplest form.
2
Iteration3 marks
Use the iteration x(n+1) = cube root of (10x(n) + 3) with x(0) = 1. Work out x(1) to 3 decimal places.
3
Velocity Time Graphs2 marks
A train slows steadily from 30 m/s to rest in 10 seconds. Work out its deceleration.
4
The Cosine Rule3 marks
A triangle has sides 28 cm, 15 cm and 16 cm. Work out the angle opposite the 28 cm side, to 1 decimal place.
5
Probability Equation Questions3 marks
A bag holds 4 red and n blue counters. The probability of taking a red is 2/3. Work out n.

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