Daily Practice

Higher Plus

18th December 1988

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

1
Bounds3 marks
x = 172 and y = 109, each correct to the nearest whole number. Work out the upper bound of x - y.
2
Rearranging Harder Formulae3 marks
Make x the subject of 5x + 6 = y(x + 6).
3
Velocity Time Graphs2 marks
A train slows steadily from 39 m/s to rest in 4 seconds. Work out its deceleration.
4
The Sine Rule3 marks
In triangle ABC, angle A is 62°, side a is 11 cm and side b is 6 cm. Work out the acute angle B, to 1 decimal place.
5
Conditional Probability3 marks
A bag holds 6 red and 3 blue counters. Two are taken without replacement. Given the first was red, what is the probability the second is blue?

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