Jim’s credit card statement shows a previous balance of $937.20, a payment of $730, and a new transaction of $502.00. His APR is 15%. What is John’s new balance?

The answer would be c

Im pretty sure it’s the first one

If i think this is what your asking, he should look at the grams or pounds/ounces and compare the to their cost then max can identify which one is proportional and which is not ( i think xd)