Daily Practice · Higher

Daily Practice - Higher

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

2nd August 2022

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

1
Probability Trees3 marks
1 of 9 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
2
Capture Recapture3 marks
40 beetles are marked and released. Later 10 are caught, of which 2 are marked. Estimate the population.
3
Bounds2 marks
A mass is 6 kg, correct to the nearest whole number. Write down the upper bound.
4
Factorising Harder Quadratics3 marks
Factorise 6x^2 + x - 2.
5
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 3 : 5. Write y in terms of x.

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