If 15.5 gallons are $24.16, how much is it for one gallon

$1.55870968

Step-by-step explanation:

24.16dollars/15.5gallons = 1.55870968dollars/gallon

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%