Question

BRAINLIESTTT ASAP! PLEASE HELP ME :)

Answer 1

Answer:

Step-by-step explanation:

Just plug in 20 for t:

$f(20)=\frac{60*20}{20^2+46}=\frac{1200}{400+46}=\frac{1200}{446}=2.69058$

Answer 2

Answer:

$\displaystyle 2\frac{154}{223}\:mg. = f(20)$

Step-by-step explanation:

$\displaystyle \frac{60[20]}{20^2 + 46} = \frac{1200}{400 + 46} = \frac{1200}{446} = 2\frac{154}{223}$

I am joyous to assist you anytime.