Maria added 45,273 and 37,687 and got the sum of 70,960. is maria's answer reasonable? explain.

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!

If you could answer these your a life saver

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account