The width w(in centimeters) of a tortoise can be modeled by the function
w-119-77e^{-0.178t} where t is the tortoise's age in years. Graph this model and use tje graph to estimate the width of a tortoise that is 3 years old. Round your answer to the nearest whole centimeter.

Width= cm

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

Suzanne began a trip with 18 1/2 gallons of gas in the gas tank of her car if she hughes 17 3/4 gallons on the trip how many gallons does she have left once she finish the trip

Acertain volume of water contains 100000 hydrogen atoms and 50,000 oxygen atoms how many hydrogen atoms are in a volume of water containing 4 million oxygen atoms