Daily Practice

Higher Plus

27th November 1983

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

1
Bounds3 marks
x = 69 and y = 17, each correct to the nearest whole number. Work out the upper bound of x - y.
2
Algebraic Fractions3 marks
Simplify (x^2 - x - 42)/(x + 6).
3
Velocity Time Graphs2 marks
A train slows steadily from 22 m/s to rest in 8 seconds. Work out its deceleration.
4
Finding the Area of Any Triangle3 marks
A triangle has sides of 15 cm and 7 cm and an area of 45.47 cm^2. Work out the acute angle between those two sides, to the nearest degree.
5
Probability Equation Questions3 marks
A bag holds 11 counters, r of them red. Two are taken without replacement and P(both red) = 28/55. Work out r.

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