Daily Practice · Higher

Daily Practice - Higher

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

28th July 2015

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

1
Conditional Probability3 marks
12 students study Spanish and 6 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
2
Capture Recapture3 marks
45 voles are marked and released. Later 56 are caught, of which 7 are marked. Estimate the population.
3
Standard Form2 marks
Work out (8 x 10^5) x (7 x 10^-6). Give your answer in standard form.
4
Quadratic Formula3 marks
Work out the discriminant of 3x^2 - 4x + 5 = 0 and say how many real solutions it has.
5
Writing a Ratio as a Fraction or Linear Function2 marks
x : y = 4 : 5. Write y in terms of x.

You are looking at an earlier sheet. Today's sheet is the one that adds a day.

Your run is kept in this browser only, and there is no account.

Every sheet is deterministic: the same date always regenerates the same five questions. All of July 2015, including the monthly compilation PDF.