Intro Tight Fist Corp. is considering serving a naw group of cuetomers 'aho wil orly buy an credit. The new custamers would generate neremerital sales of S79,000 per year, of which g\$\% will not be coliected dse to customar dateult. The additional seles wil require edditionel collection costs of to, Dob per year. Froduction coets account for 75% of salas. The average colection period is 60 dayes. The firm has a marginal tax rate of 21%. Part: 1 Atternpt 1:3 for 10 pts. Whet is the adbitional gnnual gfter-tex. hcome from the new cuetcmerg? Part 2 Attempt 1/3 for 10 pts. Whet is the return on asles? Part 3 Attempt 1;3 for 10 pts. What is the return on the irvestment