Daily Practice · Higher Plus

Daily Practice - Higher Plus

12th February 1993

5 questions · 13 marks · Grades 8-9 · 51 question types in this band

1
Histograms2 marks
On a histogram, a 4-wide bar and a 8-wide bar have the same frequency density of 1.5. How many more values are in the wider class?
2
Surds3 marks
Rationalise the denominator of 15/sqrt(5), giving your answer in its simplest form.
3
Quadratic Inequalities3 marks
Solve x^2 - 3x - 10 > 0.
4
Velocity Time Graphs3 marks
A cyclist speeds up steadily from 2 m/s to 6 m/s over 8 seconds. Use the area under the velocity-time graph to find the distance travelled.
5
Proof of the Circle Theorems2 marks
In a circle theorem proof, a step uses the fact that two angles at the circumference stand on the same arc. State the reason being quoted.

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