help PLEASE

The next four questions involve the following diagram, which depicts a sub- sidy of $10 per unit for producers. 8 PRICE SUPPLY SUPPLY (WITH SUBSIDY) 56 50 46 DEMAND 10 390 430 QUANTITY 41. What is the deadweight loss under the subsidy? (A) $100. (B) $200. C $300. (D) $400.\f43. What is the producer surplus under the subsidy? (A) $9,890. (B) $9,460. (C) $8,750. (D) $6,050. 44. Suppose that instead of a subsidy of $10 per unit for producers, this had been a subsidy of $10 per unit for consumers. What would the deadweight loss be in this case? (A) $100. (B) $200. (0) $300. (D) Impossible to determine without more information. 45. Consider the market for Olympic-style barbells, which the true Chads use to deadlift. The price of these barbells drops by 30% during Cyber Monday, causing the quantity sold to increase by 50%. What is the elasticity of demand of Olympic-style barbells? (A) -1.67. (B) -1.063. (C) -0.6. (D) -0.0756