The distance a marathon runner covers can be modelled by the function d(t) = 153.8t + 86 where d represents the distance in metres and t represents the time in minutes. Approximately how long will it take her to run the 42.2 km race? O a. 6.0 h О Ь. 5.0 h О с. 4.5 h O d. 5.5 h

Q: Teach how to come up with a function that gives the amount of samarium-153 that remains h hours…

A: Let P be the initial amount and let A be the amount remains after h hours

Q: 4) A typical cup of coffee contains 100 mg of caffeine. Every hour, approximately 16% of the amount…

A:

Q: The table shows the changes in elevation of a hiker each day for three days. How many miles of…

A:

Q: The amount of money in an investment is modeled by the function A(t) = 700 (1.0198)'. The variable A…

A:

Q: The value, V, of a computer can be modeled by the function V (t) = 1, 300(.61)", where t is the…

A: The given model is: V(t)=1333(0.61)t Where, t is in years.

Q: A rancher wants to fence in an area of 2,000,000 square feet in a rectangular field and then divide…

A: Let, l = the length of one side of the rectangular field w = the length of the other side.

Q: Residents of the town of Maple Grove who are connected to the municipal water supply are billed a…

A:

Q: The number of milligrams D (h) of a drug in a patient's bloodstream h hours after the drug is…

A: The given equation is D(h)=25e-0.45h The initial amount injected is D(0)=25e-0.45(0)=25e0=25(1)=25…

Q: A person's hair is 8 centimeters long. The equation below can be used to estimate the length (L), in…

A:

Q: question

A: