Daily Practice

Foundation Plus

16th January 1990

5 questions · 15 marks · Grades 4-6 · 128 question types in this band

1
Probability Trees3 marks
A bag holds 3 red and 7 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
2
Capture Recapture3 marks
55 beetles are marked and released. Later 16 are caught, of which 4 are marked. Estimate the population.
3
Prime Factors, HCF and LCM3 marks
Write 54 as a product of its prime factors, using index form.
4
Solving Equations3 marks
Solve 7(x - 9) = -35.
5
Compound Interest and Depreciation3 marks
£2300 is invested at 3% compound interest per year. Work out the value after 2 years, to the nearest penny.

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