Daily Practice

Higher Plus

21st March 1988

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

1
Probability Equation Questions3 marks
The probability of winning a game is 1/5. A player expects 10 wins. How many games did they play?
2
Histograms3 marks
On a histogram the bar for 50 < x <= 70 has a frequency density of 2.4. How many values are in that class?
3
Bounds3 marks
A block has mass 600 g (to the nearest 10 g) and volume 19 cm^3 (to the nearest cm^3). Work out the upper bound of its density, to 2 decimal places.
4
Rearranging Harder Formulae3 marks
Make x the subject of 8x + 5 = y(x + 5).
5
Velocity Time Graphs2 marks
A train slows steadily from 25 m/s to rest in 10 seconds. Work out its deceleration.

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