Daily Practice · Higher

Daily Practice - Higher

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

27th April 2007

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

1
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 5, y = 20. Work out y when x = 8.
2
Finding the Area of Any Triangle3 marks
A triangle has sides of 5 cm and 8 cm with an angle of 107° between them. Work out its area, to 1 decimal place.
3
Probability Trees3 marks
7 of 9 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
4
Capture Recapture2 marks
A capture-recapture estimate is made of the ladybird population of a garden. State one assumption the method relies on.
5
Standard Form2 marks
Work out (7 x 10^4) x (8 x 10^-2). Give your answer in standard form.

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