Which trigonometric ratios are equivalent to 10/ 26 or 5/13

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 ordered pair (c,d) is a solution to the given system of linear equations- c+2d=13 -9c-4d=-15

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15