Cost function. The marginal average cost of producing x sports watches is given by C′1x2 = - 1,000 x2 C11002 = 25 where C1x2 is the average cost in dollars. Find the average cost function and the cost function. What are the fixed costs?

step-by-step explanation:

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answer:   expression= p+p*d%

price reduction + sale price = $625

sale price: $p+$p*d%

where d% is the percentage of discount

step-by-step explanation:

original price = p

price went down by $150 price reduction $p*d%

sale price= $ 475

therefore the price before sale is: $625

and the expression that shows the price before sale is: p+p*d%