Daily Practice · Higher

Daily Practice - Higher

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

18th September 2013

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

1
Probability Trees3 marks
5 of 8 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 11, 3, 8, 7. Write down the cumulative frequency at the end of the third class.
3
The Product Rule for Counting2 marks
A meal deal has 4 mains, 8 sides and 4 drinks. How many different meals are possible?
4
Equation of a Line3 marks
A line has gradient -1 and passes through (2, 3). 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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