Daily Practice

Higher

14th March 1972

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

1
Circle Theorems2 marks
ABCD is a cyclic quadrilateral. Angle ABC is 127°. Work out angle ADC.
2
Probability Trees3 marks
A bag holds 8 red and 2 blue counters. Two are taken without replacement. Work out the probability both are red.
3
Capture Recapture3 marks
50 fish are marked and released. Later 30 are caught, of which 3 are marked. Estimate the population.
4
Bounds2 marks
A mass is 170 kg, correct to the nearest 10. Write down the lower bound.
5
Changing the Subject of a Formula3 marks
Make x the subject of y = 4x^2 - 7.

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