Daily Practice

Higher Plus

28th December 1977

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

1
Bounds3 marks
A rectangle is 23 cm by 16 cm, each correct to the nearest cm. Work out the upper bound of its area.
2
Quadratic Inequalities3 marks
Solve x^2 + 8x < 0.
3
Velocity Time Graphs2 marks
A train slows steadily from 12 m/s to rest in 8 seconds. Work out its deceleration.
4
Finding the Area of Any Triangle3 marks
A triangle has sides of 14 cm and 14 cm and an area of 98.00 cm^2. Work out the acute angle between those two sides, to the nearest degree.
5
Probability Equation Questions3 marks
A bag holds 10 counters, r of them red. Two are taken without replacement and P(both red) = 2/9. Work out r.

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