Daily Practice - Foundation Plus
Grades 4-6 - the Foundation / Higher crossover zone.
21st January 2020
- 1Probability Trees3 marks
A bag holds 6 red and 4 blue counters. One is taken, replaced, then another is taken. Work out the probability both are red.
- 2Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 124 values. What cumulative frequency do you read across from to estimate the lower quartile?
- 3Prime Factors, HCF and LCM3 marks
Write 72 as a product of its prime factors, using index form.
- 4Substitution3 marks
Use v = u + at with u = 4, a = 8 and t = 7. Work out v.
- 5Compound Interest and Depreciation3 marks
£4300 is invested at 5% compound interest per year. Work out the value after 5 years, to the nearest penny.
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