Joan has the following assets and liabilities: Credit card balance $1,000 Cash $200 Government bonds $3,000 Checking $300 Car loan balance $10,000 Car $15,000 What is Joan's money demand?A) $200 B) $300 C) $500 D) $1,000 E) $11,000

Acompany manufactures x units of product a and y units of product b, on two machines, i and ii. it has been determined that the company will realize a profit of $3 on each unit of product a and $4 on each unit of product b. to manufacture a unit of product a requires 7 min on machine i and 5 min on machine ii. to manufacture a unit of product b requires 8 min on mchine i and 5 min on machine ii. there are 175 min available on machine i and 125 min available on machine ii in each work shift. how many units of a product should be produced in each shift to maximize the company's profit p?