():12=4:3 25:()=5:1 51:17=39:()

():12=4:3 25:()=5:1 51:17=39:()

(16):12=4:3
25:(5)=5:1
51:17=39:(13)
I hope my answer is helpful to you. If you have any questions, you can ask. Please accept it in time. Thank you!