Rachel can buy 18 eggs for $1.49 or 12 eggs for $1.09. which is the better buy?

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

Fiona races bmx around a circular dirt course. if the radius of the course is 70 meters, what is the total distance fiona covers in two laps of the race? a. about 30,772 meters b. about 15,386 meters c. about 879.2 meters d. about 439.6 meters e. about 219.8 meters23 points hurry

Julie was able to walk 16 km through the zoo in 6 hours. how long will it take her to walk 24 km through the zoo?