Answer: 336 ounces
Explanation: Since each pound in ounces is 16 ounces. (16 ounces is 1lb) which means that when john got his dog it means that his dog weighed 112 ounces. and if you do 112 multiped by 3 it will be 336. so that means that johns dog weighed 336 ounces in the 2 years.
