Daily Practice

Higher

24th July 1981

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 2, y = 16. Work out y when x = 8.
2
Finding the Area of Any Triangle3 marks
A triangle has sides of 17 cm and 11 cm with an angle of 29° between them. Work out its area, to 1 decimal place.
3
Probability Trees3 marks
1 of 10 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 fish population of a pond. State one assumption the method relies on.
5
Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.777... as a fraction in its simplest form.

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