Choose yes or no to tell wether the fraction and percent are equivalent

This is about circle theorems. someone asap : (

Aaron invested a total of $4,100, some in an account earning 8% simple interest, and the rest in an account earning 5% simple interest. how much did he invest in each account if after one year he earned $211 in interest? select one: a. $200 at 8%, $3,900 at 5% b. $3,200 at 8%, $900 at 5% c. $900 at 8%, $3,200 at 5% d. $3,900 at 8%, $200 at 5%

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25