Carl is moving into a two-bedroom apartment. The monthly rent is $2,200. His up-front fees are shown. How much can he expect to pay up front for this apartment? Remember to include the first month's rent.

Application Fee: 3% of one month's rent

Credit application fee: $20 Security

Deposit: $500 + last month's rent

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.