math
posted by heather .
would you please check these for me thank you.
+6+54= 5
also Sara only has dimes and nichels in her coin jar,they are ina ratio of 3 to 5.If she has 120 coins in the jar,how many are dimes? 45 correct??

addition of integers is correct
2nd, yes.
Notice that 45 : 75 = 3 : 5