Daily Practice

Foundation Plus

22nd February 1983

5 questions · 14 marks · Grades 4-6 · 128 question types in this band

1
Probability Trees3 marks
A bag holds 6 red and 2 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
2
Scatter Graphs3 marks
A line of best fit on a scatter graph has equation y = 4x + 15. Use it to estimate y when x = 7.
3
Prime Factors, HCF and LCM3 marks
Write 72 as a product of its prime factors, using index form.
4
Expanding and Factorising2 marks
Expand and simplify 8(3x - 1).
5
Compound Interest and Depreciation3 marks
£5300 is invested at 5% compound interest per year. Work out the value after 4 years, to the nearest penny.

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