Question

the width of a cloth is 20 cm. calculate the length of the cloth to make 10 pieces of size 20 cm by 5 cm​

Answer 1

Answer:

l=50cm

Step-by-step explanation:

$b = 20cm \\ l = 5cm \: \\ area \: of \: 10 \: cloth \: piece = 10 \times l \times b \\ = 10 \times 20 \times 5 \\ = 1000 {cm}^{2} \\ area \: of \: cloth \: = 10 \: pieces \: \\ = \frac{area}{width} \\ = \frac{1000}{20} \\ = 5 0cm$