Quick help ΔMNO ~ ΔPQR What is the length of x?

A 1 4/5
B 2 2/9
C 2 1/2
D 13/5

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! "?