1.

The price of a commodity is 10rs per unit and its quantity supplied at this price is 500 units . If its price falls by 10 per cent and quantity supplied falls to 400 units, calculate its price elasticity of supply.

Answer» <html><body><p></p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :<img src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/FM_M_ECO_XII_P1_C07_E02_061_S01.png" width="80%"/> <br/> Percentage change in supply `=(DeltaQ)/(<a href="https://interviewquestions.tuteehub.com/tag/q-609558" style="font-weight:bold;" target="_blank" title="Click to know more about Q">Q</a>)xx100=(100)/(500)xx100=<a href="https://interviewquestions.tuteehub.com/tag/20-287209" style="font-weight:bold;" target="_blank" title="Click to know more about 20">20</a>%` <br/> ES`=("Percentage Change in supply")/("Percentage Change in Price")=(20%)/(10%)=2` <br/> `ES=2` (Supply is <a href="https://interviewquestions.tuteehub.com/tag/highly-2102664" style="font-weight:bold;" target="_blank" title="Click to know more about HIGHLY">HIGHLY</a> elastic as `ES gt 1`) <br/> ES is <a href="https://interviewquestions.tuteehub.com/tag/always-373607" style="font-weight:bold;" target="_blank" title="Click to know more about ALWAYS">ALWAYS</a> positive due to direct relationship between price and quantity supplied.</body></html>


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