Daily Practice
Numeracy
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20th March 1980
- 1Angles2 marks
Two of the angles in a triangle are 81° and 62°. Work out the third angle.
- 2Systematic Listing2 marks
Using only the digits 6, 2, 7, 9 and no digit twice, how many different two-digit numbers can be made?
- 3Frequency Polygons2 marks
A frequency polygon has plotted frequencies of 9, 3, 9 and 3. How many values are in the whole data set?
- 4Error Intervals2 marks
A length x is 88 cm, rounded to the nearest whole number. Write down the error interval for x.
- 5Solving One Step Equations1 mark
Solve 10x = 180.
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