Ruby and her friends are going into a restaurant. How much would it cost to buy 3 drinks and 4 tacos if each drink costs $2.25 and each taco costs $4.00? How much
would it cost to buy 3 drinks and 4 tacos if each drink cost $d and each taco cost $t?

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

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

In the diagram, gef and hef are congruent. what is the value of x