Since 1 foot equals to 12 inches, it can be written as 1/12. We just have to multiply both the numerator and denominator by 5. If we do this, then the answer will be 5/60. So, in five feet, there are 60 inches.
Step-by-step explanation: he earned 3% on interest so that means the equation is 780 + 3% (correct me if i'm wrong) so 780 + 3% is $803.4 which is 803 dollars and 4 cents