Daily Practice

Higher

18th October 1989

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Probability Trees3 marks
6 of 10 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
2
Cumulative Frequency2 marks
Four classes in order have frequencies 7, 10, 9, 6. Write down the cumulative frequency at the end of the third class.
3
Standard Form3 marks
Work out (27 x 10^8) / (3 x 10^2). Give your answer in standard form.
4
Equation of a Line3 marks
A line has gradient 3 and passes through (1, 0). Work out its equation.
5
Speed and Density2 marks
A block has volume 25 cm^3 and density 3 g/cm^3. Work out its mass.

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