How many meteres is a acre?

What is the the slope of the line (-43) and (31)? How do you break apart 993 divided by 3? What purpose do scientists have in collecting data and organizing it? What is three eights of 250? What is 180 degrees centigrade? In a sale there is 50 off all prices. A chair costs and pound45 in the sale. How much was it before the sale? How many combinations using? What is the circumference of a CD disk? Why is The unit cubed? What is the Roman numeral for the number 222? How old are you if you were born in January 8 1994? What is 3 inches times 2 inches times 4 inches? How is 1m3 to 1dm3? Are all sides congruent in a square? What is a 9th of 90? Does 5 laps around 2.0 acres equal 1 mile? What factor influences the B.A.C level? What is 9 times 2 over 3? X squared plus y squared minus 1 all cubed then minus the product of x squared times y cubed that all equals 0 How do you solve for y? What is 18.194 rounded to the nearest hundredths place?