Given a math word problem, answer the following question. You might need to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the question and then only report the final numerical answer.

adam has 29 marbles in his collection . mary has 11 fewer marbles than adam . greg has 14 more marbles than adam . how many marbles does greg have ?
43

it is buddy 's first day at a new school and he is feeling very nervous . his day begins with some bacon and egg prepared by his mother . after eating and preparing buddy headed out to catch the school bus from the nearest bus stop . including buddy there were 39 students that got on the bus during the first stop . if 29 more students got on the bus at the second stop how many students are riding the bus ?
68

at the arcade amy had 6 tickets she saved from the last time she went . this time she played a game 7 times and earned 5 tickets each time she played . how many tickets does she have now ?
41