Duck manufacturing sells rubber rain boots for $50 per pair. in 20x4, the firm had fixed costs of $312,000 and variable costs of $24 per pair, and it expects these figures to remain the same in 20x5. in 20x4, duck’s total sales were $900,000, and the company expects this amount to increase to $925,000 in 20x5. if this sales increase does indeed occur, duck’s margin of safety ratio will increase by about percent. a : 3.4 b : 2.4 c : 3.2 d : 1.8

Sam robinson borrowed $21,000 from a friend and promised to pay the loan in 10 equal annual installments beginning one year from the date of the loan. sam’s friend would like to be reimbursed for the time value of money at a 9% annual rate. what is the annual payment sam must make to pay back his friend?

Alandlord rented an art studio to an artist. under the terms of the signed, written, two-year lease, the artist agreed to pay the landlord $1,000 per month and to assume responsibility for all necessary repairs. after the first year of the lease, the artist assigned the balance of his lease to a sculptor. the landlord approved the sculptor as a tenant and accepted two rent payments from her, and then the landlord sold the building to an investor. the sculptor had made two payments to the investor when an electrical fire broke out in the studio, injuring the sculptor. the fire was caused by faulty wiring. the landlord was aware that there was a dangerous wiring problem when he leased the property to the artist. but when the landlord discovered how costly repairs would be, he decided it would be more profitable to sell the property than to repair it. the problem was not easily discoverable by anyone other than an expert electrician, and the landlord did not tell the artist, the sculptor, or the investor about the problem. the sculptor sues to recover damages for her injuries. from whom can the sculptor recover?

How do communism and socialism differ in terms of the role that government plays in the economy ?