Please answer the question in the picture tysmm

Which of the following expressions are equivalent ?

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c

In dire need~! describe how to use area models to find the quotient 2/3 divided by 1/5. check your work by also finding the quotient 2/3 divided by 1/5 using numerical operations only.