Karla sold a bicycle on e-store for $97.50. this selling price represented a 30% profit for her, based on what she had originally paid for the bike. find karla's original price for the bicycle.

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!

Ming says that 0.24 > 1/4 because 0.24= 2/4. which best explains mings error

(60 points) explain this in detail