Hello I needed help with these problems. Please show solutions and answer one of the choices.

1. If sales revenue is $5,000, variable costs are $3,000 and fixed costs are $1,000, how much is the break-even revenue? (assume that the break-even point is in the relevant range)

A. not enough information

B. $1,667

C. $2,500

D. $4,000

2. Wallmart Store reported the following data for November: COGS was $350,000, SG&A costs were $30,000, beginning inventory was $60,000 and ending inventory was $50,000. What were the purchases of new merchandise in November?

A. $320,000

B. $340,000

C. $360,000

D. $380,000

3. Which of the following is a period cost:

A. Annual fixed manufacturing overhead

B. Sales commissions

C. Factory supervisors annual bonus

D. Both A and C

4. In January, Delta Company sold 2,000 units of its product at a price of $20 per unit. Its COGS (cost of goods sold) for January totaled $20,000, and its SG&A (selling, general and administrative) costs totaled $16,000. If Delta is expecting to sell 2,200 units in February, how much is the expected profit for February?

A. not enough information

B. $4,400

C. $6,000

D. $8,000