Command language interaction does not require users to remember command syntax and semantics

On January 2, 2016, Karen's Culinary Delights purchased a piece of equipment for $42,000 with a useful life of seven years and a residual value of $6,000. If Karen's used the sum-of-the-years'-digits method with the half-year convention, depreciation expense for 2016 was

A) $9,000.00 B) $10,500.00 C) $5,250.00 D) $4,500.00

How much money should be invested or deposited today to yield $15,000 in five years at 5% compounded annually?

a. $12,340.54 b. $12,822.06 c. $11,752.89 d. $11,847.12