Daily Practice

Higher Plus

25th April 1990

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

1
Rearranging Harder Formulae3 marks
Make x the subject of 7x + 6 = y(x + 6).
2
Velocity Time Graphs3 marks
A cyclist speeds up steadily from 8 m/s to 13 m/s over 10 seconds. Use the area under the velocity-time graph to find the distance travelled.
3
Vectors Proof Questions3 marks
In a vector proof you find that vector PQ = 5a - b and vector RS = 15a - 3b. What does this show about PQ and RS?
4
Probability Equation Questions3 marks
The probability of winning a game is 3/4. A player expects 33 wins. How many games did they play?
5
Histograms2 marks
On a histogram, a 5-wide bar and a 20-wide bar have the same frequency density of 2.5. How many more values are in the wider class?

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