The cost of mutton has increased in the ratio 9:7.If the original price was $3.60 per kg.What is the new price?
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2 Answers By Expert Tutors
Professor of Accounting, retired. Ph.D., CPA
3.60/7 = X/9
3.60*9 = X*7
32.40 = 7X
X = 32.40 / 7 = 4.63
Expert Help in Algebra/Trig/(Pre)calculus to Guarantee Success in 2018
The given fact (strangely worded) means that the price per kg is to be increased by the factor (9/7).
(9/7)($3.60) = $4.63
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