Daily Practice
Foundation
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26th March 1975
- 1Error Intervals2 marks
A length x is 17.6 cm, rounded to 1 decimal place. Write down the error interval for x.
- 2Simplifying Algebra2 marks
Simplify (3x^4)(6x^4).
- 3Writing and Simplifying Ratio2 marks
Write the ratio 3 : 21 in the form 1 : n.
- 4Angles2 marks
An isosceles triangle has an apex angle of 78°. Work out one of the two equal base angles.
- 5Probability (Foundation)2 marks
A bag holds 7 red, 4 blue and 5 green counters. One is taken at random. Work out the probability it is red.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of March 1975, including the monthly compilation PDF.