For a class trip, the teachers would like to have two adults for every 15 students. There are 195 students. How many teachers need to go on the trip? I rlly need this quick! Pwez help1

Myron put $5000 in a 2-year cd playing 3% interest, compounded monthly. after 2 years, he withrew all his money. what was the amount of the withdrawal?

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?