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CBSE Class 10 Answered

algebra
Asked by suchet_r | 31 Aug, 2009, 07:03: PM
answered-by-expert Expert Answer

Let the number of pottery articles in a day be n, and cost of production of each be p rupees.

2n +3 = p

np = 90

p = 90/n

2n + 3 = 90/n

2n2 + 3n - 90 = 0

n = [-3 ±(9 - (4)(2)(-90))]/4

n = [-3 ±(729)]/4

n = [-3 +27]/4 

n = 6 and p = 90/6 = 15.

Number of articles produced = 6,

Cost of each article = 15.

Regards,

Team,

TopperLearning.

Answered by | 31 Aug, 2009, 11:03: PM
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