A quantity, t, varies inversely with a quantity, r. If t = 6, then r = 5.
What is the constant of variation?
k=
What is the equation that represents this variation?
rt =
What is the value of t when r = 15?

answer: procent 54 wynosi 33,33%

here is a big fat

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%