Answer:
$1800 of joint production costs are allocated to each type of shotgun. That is $60 per shotgun.
Step-by-step explanation:
Equal numbers of shotguns of each type are produced in the joint process, so the joint process cost is allocated equally between the types. The allocation for each shotgun is ...
$3600/(30+30) = $60 . . . . allocated cost per shotgun of each type