just need part C

Check my work mode : This shows what i Suppose the annual welfare benefit formula is Benefit = $7,000 - 0.67(Wages > $2,000) Instructions: Round your responses to the nearest whol a. What is the marginal tax rate on () the first $2,000 of wages? (i1) wages above $2,000? b. How large is the benefit if wages equal () $0? $ 7000 () $2.000? 0 % (ii) wages above $2,000? 67 b. How large is the benefit if wages equal (1) $0? $ 7000 (ii) $2,000? $ 7000 (iii) $4,000? $ 5660 c. What is the breakeven level of income in this case? $