Two workers can paint a house in 7 hours. how much time will it take 3 workers to paint the same house?

Acable company wants to provide cell phone service for residents on an island. the function for the cost of laying the cable from the island to the mainland is c(x)= 6.500 square root x2+4, where x represents the length of the cable in feet. what are the domain and range of the function? a) domain: all real numbers range: all real numbers greater than or equal to 17,000 b) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 17,000 c) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 13,000 d) domain: all real numbers greater than or equal to 13,000 range: all real numbers greater than or equal to 0

Using inductive reasoning, what are the next two number in this set? 2,3/2,4/3,5/4,

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.