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Define the term PPF and illustrate it.

A PPF (Production Possibility Frontier) is a curve showing the maximum combinations of two goods and services produced over a period of time, with all available resources used at maximum efficiency. (Diagram...
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Answered by Lochan G. • Economics tutor
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A typical question is about energy transfer - Explain the process of convection and give an example of where we can find them

Molecules in the air encounter an energy source, they gain energy and begin to heat up which causes them to vibrate faster and become less dense which causes them to rise. As they rise, they begin to lose en...
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Answered by Max M. • Physics tutor
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Convert 00110001 to Decimal

Ans = 49To solve:Use the binary place valuesWrite each digit of the binary number under each place valueAdd every place value with a '1'This give the answer
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Answered by Max M. • Computing tutor
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What is an Algorithm?

An algorithm is a set of instructions given to a computer to carry out a particular task.
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Answered by Max M. • Computing tutor
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The width of a rectangle is X cm.
 The length is 1·5 cm more than the width.
 The perimeter of the rectangle is 17 cm. Write down an equation satisfied by X
 and solve it to find X.

Let's call the length ' L ', and the width ' X '. Since the length is 1.5cm more than width, we can form the equation: L = X + 1.5 (Equation 1)Let's call the perimeter ' P '. Therefore, we know that P = 17cm...
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Answered by Oliver D. • Maths tutor
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