Daily Practice · Higher

Daily Practice - Higher

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

22nd July 2015

5 questions · 12 marks · Grades 6-7 · 61 question types in this band

1
Probability Trees3 marks
4 of 6 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, 12, 5, 10. Write down the cumulative frequency at the end of the third class.
3
Fractional and Negative Indices2 marks
Write 9^-3 as a fraction.
4
Equation of a Line3 marks
A line has gradient 2 and passes through (3, -1). Work out its equation.
5
Speed and Density2 marks
A block has volume 110 cm^3 and density 8 g/cm^3. Work out its mass.

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