how is the total price including sales tax calculated?

a: (purchase price) x (percent sales tax); then added to original amount

b: (purchase price) x (percent sales tax); then subtracted from original amount

c: (purchase price) x (percent sales tax); then divided by the original amount

d: (purchase price) x (percent sales tax); then multiplied by the original amount

What is the number 321,000,000 in scientific notation? also what is the number? ?

Jordan has $5.37, which he is using to buy ingredients to make salsa. he is buying one red pepper for $1.29 and three pounds of tomatoes. if jordan has exactly the right amount of money he needs, what is the price per pound of the tomatoes? choose the correct equation to represent this real-world problem. solve the equation and verify the reasonableness of your answer. a pound of tomatoes costs .

Choose the more precise measurement. 26.4 cm or 8.39 cm