CAN SOMEONE PLEASE HELP ME

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

Find cot x if sin x cot x csc x = √2

(50 points) drag each description to the correct location on the table. each description can be used more than once. some systems of equations and their graphs are given in the table. for each system, place the description(s) in the box that correctly describe the type of system shown. :