There are 24 students in a science class .mr sato will give each pair of students 3 magnets .so far, mr sato has given 9 pair of students their 3 magnets. how many more magnets does mr sato need so that each pair of students has exactly 3 magnets? pls solve and explain how did you found your thing if you answer this i will mark you as a brainliest so hurry

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

Fabian harvests 10 pounds of tomatoes from his garden. he needs 225 pounds to make a batch of soup. if he sets aside 2.8 pounds of tomatoes to make spaghetti sauce, how many batches of soup can fabian make?

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)