Question

The cost of one dozen bananas is INR $4\frac{1}{5}$ . find the cost of one banana.

Answer 1

Cost of $1$ dozen of banana$=INR4\frac{1}{5}$

We know that $1$ dozen$=12$ bananas

$\therefore$Cost of $12$ bananas$=INR4\frac{1}{5}$

Cost of $1$ banana$=\frac{1\times \frac{21}{5}}{12}=\frac{21}{5\times 12}=\frac{7}{5\times 4}=\frac{7}{20}$

$\therefore$Cost of $1$ banana$=INR\frac{7}{20}$