Answer:
total number of sheep in the farm = 28 6 = 168
Step-by-step explanation:
i) let the number of all sheep in the farm be x.
ii) 28 sheep were tagged.
iii) 18 sheep were observed and 3 were found to be tagged.
Therefore the ratio of tagged to sheep to the number of sheep observed
=
iv) therefore we can apply the ratio found in iii) as follows
∴ total number of sheep in the farm = 28 6 = 168
Where are the choices I forgot to put them
They are the equilateral triangle,the square,and the regular pentagon
Hope my answer has helped you in your studies! <3