Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

13th January 2010

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

1
Probability Trees3 marks
2 of 5 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 6, 6, 11, 8. Write down the cumulative frequency at the end of the third class.
3
Standard Form3 marks
Work out (6 x 10^10) / (2 x 10^5). Give your answer in standard form.
4
Equation of a Line3 marks
A line has gradient 4 and passes through (4, 20). Work out its equation.
5
Speed and Density2 marks
A block has volume 50 cm^3 and density 3 g/cm^3. Work out its mass.

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