Asurvey of 392 children given at a local elementary school showed that 175 like chocolate ice cream, 125 like pistachio ice cream, and 142 do not like chocolate or pistachio ice cream. how many children like at least one kind of ice cream mentioned in the survey?

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%