Question

In a locality there are $x\text{cows}$ and $2\text{dogs}$. If total number of their legs are $24$, then the number of cows are equal to

• A. $6$
• B. $2$
• C. $5$
• D. $4$

Answer 1

The correct option is D $4$

Total number of legs

$=24$

$\Rightarrow 4x+4\times 2=24$

$\Rightarrow x=4$