It costs $61 to produce 3 calculators, $165 to produce 7 calculators, and $385 to produce 12, how much for 6 calculators

What is the domain and range of each function 1. x (3, 5, 7, 8, 11) y ( 6, 7, 7, 9, 14) 2. x (-3, -1, 2, 5, 7) y (9, 5, 4, -5, -7)

What is the 12th term of b(n)=-4-2(n-1)

Teams of 4 are competing in a 1/4 mile relay race. each runner must run the same exact distance. what is the distance each teammate runs?