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What is the Price Elasticity of Demand?

Price Elasticity of Demand (PED) measures the responsiveness of the quantity consumers demand in relation to price changes. In simple terms, when the price increases, demand for the product decreases. The...

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Answered by Emanuel V. Economics tutor
3716 Views

If Tom has a bag of balls with 7 orange, 6 green and 11 blue, what is the probability that he will pick a green ball?

Answer= 1/4 7+6+11= 24 Green =6/24 Simplifies to 1/4, by division by 6.

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Answered by Sam S. Maths tutor
1882 Views

Expand completely: (3a-6)(a+3)

Final Answer: a2 +3a -18 Using FOIL (First, outside, inside, last) we multiply the terms in the brackets together. First: 3a multiplied by a = 3a Outside: 3a x 3 = 9a Inside: -6 x ...

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Answered by Sam S. Maths tutor
4425 Views

A curve has the equation y = 4x^3 . Differentiate with respect to y.

y = 4x3 To differentiate you must find dy/dx. To calculate dy/dx, look at this example using just letters from algebra: y = axb dy/dx = (ab)x(b-1) As you can see, to calcu...

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Answered by Samuel H. Maths tutor
5051 Views

Calculate the acceleration of particle thats velocity changes from 20ms^-1 to 40ms^-1 in 5 seconds, assuming its constant.

Acceleration is the rate of change of velocity, so we subtract the final velocity from the initial velocity and divide it by the time taken for the change. In this case the acceleration i...

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Answered by Orlando F. Physics tutor
4069 Views

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