Where is the vertex of a central angle located?

Using only odd number for numerators write two different subtraction problems that have a difference of 3/4

Harold moves no more than 43 of his sheep and goats into another field fewer then 22 of his animals are goats

Julius went on a volunteer trip to centralamerica and took medical supplies with him.he packed a bag with 50 pounds of supplies.he brought pieces of equipment that weighed10 pounds each and bottles of medicine thatweighed pound each prepresents thenumber of pieces of equipment he broughtand b represents the number of bottles ofmedicine he brought then the total weight canbe represented by the equation 10p+b 50.the brought 3 pieces of equipment, how manybottles of medicine did he bring?