Daily Practice · Higher

Daily Practice - Higher

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

17th September 2004

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

1
Probability Trees3 marks
5 of 7 bulbs in a box are faulty. Two are taken with replacement. Work out the probability at least one is faulty.
2
Capture Recapture2 marks
A capture-recapture estimate is made of the snail population of a hedgerow. State one assumption the method relies on.
3
Fractional and Negative Indices2 marks
Write 2^-3 as a fraction.
4
Factorising Harder Quadratics3 marks
Factorise 15x^2 - 19x - 10.
5
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 3, y = 24. Work out y when x = 10.

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 September 2004, including the monthly compilation PDF.