Daily Practice

Higher Plus

9th April 1964

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

1
Histograms2 marks
On a histogram, a 5-wide bar and a 15-wide bar have the same frequency density of 3. How many more values are in the wider class?
2
Surds3 marks
Simplify sqrt(18) + sqrt(18), giving your answer in the form a sqrt(b).
3
Transforming Graphs y=f(x)3 marks
The point (-5, -1) lies on y = f(x). Write down its image on y = f(x) + 4.
4
Velocity Time Graphs3 marks
A cyclist speeds up steadily from 6 m/s to 26 m/s over 6 seconds. Use the area under the velocity-time graph to find the distance travelled.
5
Perpendicular Lines and the equation of a tangent3 marks
The point (5, 12) lies on the circle x^2 + y^2 = 169. Work out the gradient of the tangent to the circle at that point.

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