For her morning exercise routine jane did three repetitions of thirty jumping jacks twenty push-ups and thirty crunches. for her morning exercise routine, jane did three repetitions of thirty jumping jacks; twenty push-ups; and thirty crunches. for her morning exercise routine jane did: three repetitions of thirty jumping jacks, twenty push-ups, and thirty crunches. for her morning exercise routine jane did three repetitions of thirty jumping jacks, twenty push-ups, and thirty crunches. for her morning exercise routine; jane did three repetitions of thirty jumping jacks, twenty push-ups, and thirty crunches. for her morning exercise routine, jane did three repetitions of thirty jumping jacks, twenty push-ups, and thirty crunches.