The balance on a credit card, that charges a 15.5% APR interest rate, over a 1 month period is given in the following table: Days 1-5: $200 (initial balance) Days 6-20: $350 ($150 purchase) Days 21-30: $150 ($200 payment) What is the finance charge, on the average daily balance, for this card over this 1 month period? Round to the nearest hundredth.​

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?