Alice took out a loan for $19,500 at 13 1/2% on march 4, 2015 which will be due on january 14, 2016. using ordinary interest, what will be the interest cost and what amount will alice pay back on january 14, 2016

Moesha is (3g+1) years old and shanti is twice moesha age. find the sum of the ages of moesha and shanti in 2 years time. how old will shanti be when moeshas age in twice her present age? find how old moesha and shanti were 4 years ago if g= 5