Question

a piece of yarn costs rs 5 5/6 metre, a tailor needs 24/7 m for an embrodery design, how much does he need to pay for this

Answer 1

Answer :

Given : A piece of yarn costs Rs $5\frac{5}{6}=\frac{30+5}{6}=\frac{\mathbf{35}}{\mathbf{6}}\mathbf{/}\mathbf{}\mathbf{m}$

And

Tailor needs $\frac{24}{7}$ m for an embroidery design , So

He need to pay for this = $\frac{35}{6}\times \frac{24}{7}=5\times 4$ = Rs. 20 ( Ans )