Daily Practice · Higher Plus

Daily Practice - Higher Plus

Grades 8-9 - exam-stretch algebra, geometry and reasoning.

26th November 2012

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

1
Velocity Time Graphs2 marks
A train slows steadily from 21 m/s to rest in 5 seconds. Work out its deceleration.
2
The Cosine Rule3 marks
A triangle has sides 4 cm, 7 cm and 7 cm. Work out the angle opposite the 4 cm side, to 1 decimal place.
3
Probability Equation Questions3 marks
A bag holds 6 red and n blue counters. The probability of taking a red is 6/13. Work out n.
4
Histograms3 marks
On a histogram the bar for 40 < x <= 60 has a frequency density of 0.4. How many values are in that class?
5
Bounds3 marks
A block has mass 730 g (to the nearest 10 g) and volume 4 cm^3 (to the nearest cm^3). Work out the upper bound of its density, to 2 decimal places.

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