missionary commissioned to South Africa had to exchange his $400 for the South African Rand which is worth 14.25 for every dollar. How many Rand did he have after the exchange?

Alex was late on his property tax payment to the county. He owed $2,649 and paid the tax 8 months late. The county charges a penalty of 11% simple interest. Find the amount of the penalty. Alex will have to pay a penalty of $ (Round to the nearest cent as needed.)

Kara had a savings account balance of $153 on Monday. On Tuesday, she had six withdrawals of $15.72 each and deposit of $235.15. What was her account balance after these transactions?

Ken borrowed $2000 from Sam at 8% per annum. After 6 years he cleared the amount by giving $2600 cash and a watch. Find the cost of the watch.