Daily Practice - Higher Plus
10th January 1996
- 1Histograms3 marks
A histogram has two bars: one 20 units wide with frequency density 2.5, one 5 units wide with density 1.4. How many values in total?
- 2Bounds3 marks
A rectangle is 30 cm by 5 cm, each correct to the nearest cm. Work out the upper bound of its area.
- 3Factorising Harder Quadratics3 marks
Solve 12x^2 - 5x - 2 = 0.
- 4Velocity Time Graphs2 marks
On a velocity-time graph a car speeds up in a straight line from 0 m/s to 6 m/s over 4 seconds. Work out the acceleration.
- 53d Pythagoras and Trigonometry3 marks
A cuboid measures 8 cm by 7 cm by 15 cm. Work out the length of the longest diagonal inside it, to 1 decimal place.
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