Daily Practice

Foundation Plus

12th September 1989

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

1
Probability Trees3 marks
A bag holds 3 red and 8 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
2
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 76 values. What cumulative frequency do you read across from to estimate the lower quartile?
3
Prime Factors, HCF and LCM3 marks
Write 126 as a product of its prime factors, using index form.
4
Substitution3 marks
Use v = u + at with u = 8, a = 2 and t = 5. Work out v.
5
Compound Interest and Depreciation3 marks
£4700 is invested at 2.5% compound interest per year. Work out the value after 2 years, to the nearest penny.

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