12 out of 30 people chose blue as their favourite colour, calculate the angle you would use for blue on a pie chart

answer is because 4×10=40

and 98×4= is 392

40,392

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%