Aimee's income is 20% less than Jessica's income, Areli's income is 40% less than Aimee's income, and Melissa's income is 50% less than Aimee's income. Jessica gave 60% of his income to Areli and 40% of his income to Melissa, Areli's new income would be what fraction of Melissa's new income?

One ticket to a show costs $ 50. Laura buys a total of 5 tickets for the show using a coupon that gives her a 20% discount. Rodrigo buys 10 tickets using a coupon that gives a 30% discount. How much more did Rodrigo pay than Laura?