5children each ate 3-4 of a bar of chocolate. how many bars of chocolate did they eat all together

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2

Ana earns 2.5% simple interest on $2,000 in her savings account. she does not make any deposits or withdrawals. after 3 years, how much interest will ana have earned on her savings account?