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Jake has a piece of string that is 126cm long. He cuts the string into 3 lengths with the ratio 4:3:2 . How long is each piece of string?

First, we need to work out the length of each 'part' of string. We are told Jake cuts the string into the ratio 4:3:2 , so there are (4+3+2=9) 9 parts in total. To work out how long each part is, we calculat...
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Answered by Lili M. • Maths tutor
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Can you name the 3 different energy systems and give an example when each would be used?

Atp/pc system- ATP is hydrolysed into ADP + Pi, the free phosphate is used in exercises of 2-10s such as a powerlift.Anaerobic energy system- Glucose is the fuel for energy of glycolysis- used in exercises o...
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Answered by Seb G. • Biology tutor
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Describe and explain the main differences between Perfect Competition and Monopoly market structure.

Perfect Competition and Monopoly are opposite extremes of market structure. The main starting point for the differences between the two market structures is the ease of entrance and exit to and from the mark...
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Answered by Laurie G. • Economics tutor
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What are the strengths, and limitations, of different types of historical evidence?

Rounded historical study requires the appraisal and evaluation of different types of historical evidence. Most of this is written evidence, gathered from administrative records, books/pamphlets, or literatur...
JP
Answered by James P. • History tutor
13008 Views

What is the equation of a straight line? Describe what all the terms within the equation do.

The equation of a straight line is: y = mx + c There is a 'y term', y, and an 'x term', x. The gradient of the line, m, is the slope of the straight line. The larger the value of m, the steeper the slope. Th...
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Answered by Nick S. • Maths tutor
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