Melania was at the gym for 65 minutes on monday. of that time, she spent 23 minutes on the stationary bike. what percentage of her time was spent on the stationary bike?

For how answer my question this will be the last question can you answer in math subject

Aculture started with 3000 bacteria. after 5 hours it grew to 3900 bacteria. predict how many bacteria will be present after 9 hours

Find the directions in which the function increases and decreases most rapidly at upper p 0p0. then find the derivatives of the function in these directions. f(x, y)equals=x squared plus xy plus y squaredx2+xy+y2, upper p 0p0left parenthesis 1 comma negative 4 right parenthesis