Chico alvarez obtained a loan of $2,400 to install a new roof on his home. the interest rate is 12%. what is the interest on the first monthly payment?

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Louise measured the perimeter of her rectangular scrapbook to be 154 cm. if the scrapbook is 45 cm wide, how long is the scrapbook?

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?