It should be B I know how to do it
You use $25 each week for food from the grocery store how many weeks if you have 145,775
The answer is 34 cents per cup, (0.34)
Decigrams are 100 times bigger than milligrams, so convert 8 decigrams to 800 milligrams. Than subract: 800-3= 797
The flea weighs 797 milligrams more than the ant.
