On every diamond, the jeweller earned a profit of $1200 in 2014 and $1300 in 2015. Find the ratio of the total profit in 2014 to the total profit in 2015.

On every diamond, the jeweller earned a profit of $1200 in 2014 and $1

1.	On every diamond, the jeweller earned a profit of $1200 in 2014 and $1300 in 2015. Find the ratio of the total profit in 2014 to the total profit in 2015.
A.	13 : 10
B.	10 : 13
C.	12 : 13
D.	13 : 12
E.	30 : 13
Answer» C. 12 : 13