Your closet has 5 shirts for every 2 your closet has 30 shirts. how many sweaters do you have?

Ratio of circumference to diameter example plz i need to now what it looks like.

(25 ! ) what does it mean for an equation to have no solution or infinitely many solutions?

Abank manager wants to encourage new customers to open accounts with principals of at least $2 comma 500. he decides to make a poster advertising a simple interest rate of 3%. what must the principal be if the bank manager also wants to advertise that one can earn $10 the first month? can the poster correctly say, "open an account of $2 comma 500 and earn at least $10 interest in 1 month! "?