Joes dog has a mass of 28,000 grams what is the the mass of joes dog in kilometers

I think you mean 'kilograms', because 'kilometer's is measuring distance, so we can't convert mass to distance.

1 gram = 0.001 kilograms

28,000 * 0.001 = 28

So the mass of is dog is 28 kilograms.

Answer for 2: his profit would be $2.88 explanation: you have to first multiply 72 and 0.12 together to get $8.64 once you do that you know how much money the shopkeeper made from selling the candy bars individually. so you have to do 8.64-5.76=2.88 hope that ; )answer for 3: yeah i’m sorry i have no idea what number 3 is. i’m sorry i couldn’t with that.