Daily Practice

Higher

12th February 1986

5 questions · 12 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 10, 3, 3, 12. Write down the cumulative frequency at the end of the third class.
3
Standard Form2 marks
Work out (8 x 10^4) x (6 x 10^-5). Give your answer in standard form.
4
Equation of a Line3 marks
A line has gradient 4 and passes through (3, 16). Work out its equation.
5
Speed and Density2 marks
A block has volume 175 cm^3 and density 7.5 g/cm^3. Work out its mass.

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