Question

There are some scorpion(8legs) and some rat. Total number of heads are 45 and legs are 260. Find the total number of rat.

Answer 1

Answer:

Step-by-step explanation:there are 'x' scropion & 'y' rat

so x+y=45

8x+4y=260

8x+4y=260

-

4x+4y=80

=4x=80

x=20

y=45-20=25

there are 20 scorpion & 25 rats