Answer :
The rate of inflating is r=30% per month.
The bill of food after three months can be determined as,
[tex]\begin{gathered} C=120(1+\frac{30}{100})^3 \\ C=263.64 \end{gathered}[/tex]Thus, the bill after three months will be $263.64.
The rate of inflating is r=30% per month.
The bill of food after three months can be determined as,
[tex]\begin{gathered} C=120(1+\frac{30}{100})^3 \\ C=263.64 \end{gathered}[/tex]Thus, the bill after three months will be $263.64.