What does the sat reading test require students to do?

Read passages and answer questions to show an ability to analyze documents

Answer and Explanation:

The computation is shown below;

For Alternative A

Cost to buy new machine-$119,000.00

Cash received $55,000.00

Reduction in variable manufacturing cost ($33400 - $23000) ×5$52,000.00

Total change in net income-$12,000.00

For Alternative B  

Cost to buy new machine-$112,000.00

Cash received $55,000.00

Reduction in variable manufacturing cost ($33400 - $10200) × 5$116,000.00

Total change in net income$59,000.00

So here Xinhong should purchase a machine that belong from Alternative B.