Given that the prices and quantities supplied in litres of petrol is expressed as Qs...

JAMB 2015

Given that the prices and quantities supplied in litres of petrol is expressed as Qs = 25 + 0.25P. Qs is the quantity supplied and P is the price. Determine the quantity supplied when the price per liter is N30

A. 50litres
B. 32.5litres
C. 30litres
D. 35litres

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Correct Answer: Option B

Explanation

Qs = 25 + 0.25p
= 25 + 0.25(30) = 25 + 7.5
= 32.5litres

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Given that the prices and quantities supplied in litres of petrol is expressed as Qs...

Correct Answer: Option B

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