Annie dome worked from 8: 15 am to 11: 45 am and from 12: 30 pm to 4: 15 pm. how many hours did she work? (a) 7 1/4 (b) 6 3/4 (c) 7 1/2 (d) 6 1/4

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25

Which graph represents the same relation is the sa which graph represents the same relation as the set {(-3-2)}

(c) a vine called the mile-a-minute weed is known for growing at a very fast rate. it can grow up to 0.5 ft per day. how fast in inches per hour can the mile-a-minute weed grow up to? show your work using the correct conversion factors.