In $7$ days, Alexander spends a total of $13$ hours rehearsing for the concert.

At what rate, in hours per day, does Alexander rehearse, rounded to the nearest hundredth?

A $0.54$

B $1.86$

C $7$

D $91$

Ineed if you could explain and give me the answer you! this needs done

Joseph haydn pet store offers wide variety of leashes for dogs. the store purchases one popular type of leash from its manufacturer for $4.38 each. joseph haydn pets marks up leashes at a rate of 238% of cost. what is the retail price of the popular leash?

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)