Daily Practice · Higher

Daily Practice - Higher

2nd October 1992

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

1
Probability Trees3 marks
2 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
The Product Rule for Counting2 marks
A meal deal has 6 mains, 4 sides and 6 drinks. How many different meals are possible?
4
Factorising Harder Quadratics3 marks
Factorise 9x^2 - 21x + 10.
5
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 3, y = 33. Work out y when x = 14.

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