Daily Practice · Higher

Daily Practice - Higher

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

11th November 2015

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

1
Speed and Density2 marks
A block has volume 55 cm^3 and density 2.5 g/cm^3. Work out its mass.
2
Finding the Area of Any Triangle3 marks
A triangle has sides of 13 cm and 4 cm with an angle of 90° between them. Work out its area, to 1 decimal place.
3
Probability Trees3 marks
1 of 5 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Cumulative Frequency2 marks
Four classes in order have frequencies 10, 3, 9, 5. Write down the cumulative frequency at the end of the third class.
5
The Product Rule for Counting3 marks
A code is 2 letters (A to Z) followed by 2 digits (0 to 9), and repeats are allowed. How many codes are possible?

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