How do you convert kilometers to meters

Factor this polynomial completely x^2-64

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Abaseball team drinks 10/4 gallons of water during a game. which mixed number represents the gallons of water consumed? a) 1 1/2 gallons b) 2 1/2 gallons c) 2 3/4 gallons d) 3 1/2 gallons