Question

if a cow grazes 2 square metres of field in 3 days then how much area will it graze in 21 days​

Answer 1

Answer:

14 sq. m

Step-by-step explanation:

Given: 2 sq. m in 3 days

Find area grazed in 21 days

By using cross multiplication we get 21*2/3 = 14 sq. m

Answer 2

Answer:

14 Sq. M.

Step-by-step explanation:

$\frac{2}{3} = \frac{x}{21}$

then by cross multiplication and transposition,

$\frac{2 \times 21}{3} = x$

where x is the Sq. metres of field.

Finally,

$14 = x$

Hence Proved.