Me quickly pls
which expression represents, five times the quotient of two numbers?

a. r/5t

b. 5(r/t)

c. 5÷r/t

d. 5 + rt

Mr switzer needs to buy new 1-foot tiles to cover his bathroom floor. the floor is 12 feet long and 8 feet wide. each square foot of tile will cost $1.79. in dollars what will be the total cost of the tiles he needs to buy.

Can someone tell me if this is perpendicular? !

Spencer has 1/3 pound of nuts he divides them equally into 4 bags what fraction of a pound of nuts is in each bag