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When price of a good falls from Rs. 10 per unit to Rs. 9 per unit, its demand rises from 9 units to 10units. Compare expenditure on the good to find price elasticity of demand.

Answer» <html><body><p></p>Solution :`{:("Price (Rs.)","Quantity (in units)","<a href="https://interviewquestions.tuteehub.com/tag/total-711110" style="font-weight:bold;" target="_blank" title="Click to know more about TOTAL">TOTAL</a> Expenditure in Rs."("Price"xx"Quantity")),("<a href="https://interviewquestions.tuteehub.com/tag/10-261113" style="font-weight:bold;" target="_blank" title="Click to know more about 10">10</a>","9","90"),("9","10","90"):}`<br/>Demand is <a href="https://interviewquestions.tuteehub.com/tag/unitary-3246772" style="font-weight:bold;" target="_blank" title="Click to know more about UNITARY">UNITARY</a> elastic (ED = <a href="https://interviewquestions.tuteehub.com/tag/1-256655" style="font-weight:bold;" target="_blank" title="Click to know more about 1">1</a>) as the total expenditure remains same at Rs. 90 with a <a href="https://interviewquestions.tuteehub.com/tag/decrease-946104" style="font-weight:bold;" target="_blank" title="Click to know more about DECREASE">DECREASE</a> in the price from Rs. 10 to Rs. 9.<br/> Demand is unitary elastic (ED = 1).</body></html>


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