Paul took 900 us dollars to the bank to exchange for euros. the exchange rate on that day was 0.75 euros per u. s. dollar. how many euros did he get in exchange for 900 us dollars.
a. 225 euros
b. 675 euros
c. 1200 euros
d. 3600 euros

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?