Daily Practice - Higher Plus
Grades 8-9 - exam-stretch algebra, geometry and reasoning.
15th August 2024
- 1Probability Equation Questions3 marks
A bag holds 4 red and n blue counters. The probability of taking a red is 4/9. Work out n.
- 2Histograms3 marks
On a histogram the bar for 50 < x <= 60 has a frequency density of 1.5. How many values are in that class?
- 3Surds3 marks
Simplify sqrt(48) + sqrt(108), giving your answer in the form a sqrt(b).
- 4The Nth Term of a Quadratic Sequence3 marks
Work out the nth term of the quadratic sequence 5, 15, 33, 59, ...
- 5Velocity Time Graphs2 marks
A train slows steadily from 36 m/s to rest in 8 seconds. Work out its deceleration.
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