Solve the system of equations graphically.A lumber yard has fixed costs of $2716.60 per day and production costs of $0.13 per board-foot produced. Lumber sells for $1.83 per board-foot. How many board-feet must be produced and sold daily to break even?
A. 1386 board-feet
B. 1598 board-feet
C. 20,896 board-feet
D. 1065 board-feet
Answer: B
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Solve the problem.Suppose you buy a $9000 savings bond that pays 4.75% annual simple interest. When you cash in the bond, you have to pay 16% federal taxes on the interest you earned. How much money would you net if you cash in the bond after six years? Round your answer to the nearest cent.
A. $13,275.30 B. $10,915.20 C. $10,440.70 D. $11,565.60 E. $11,154.60
Determine whether the relation represents a function. If it is a function, state the domain and range.
A. function domain: {Bob, Ann, Dave} range: {carrots, peas, squash} B. function domain: {carrots, peas, squash} range: {Bob, Ann, Dave} C. not a function
Solve the problem.To convert a temperature from degrees Celsius to degrees Fahrenheit, you multiply the temperature in degrees Celsius by 1.8 and then add 32 to the result. Find F as a linear function of c, and use this function to convert 34° C to °F.
A. 93.2°F B. 80.9°F C. 84.2°F D. 88.5°F
Simplify the polynomial by combining like terms.10y3 + 3 - 4m2n2 + 13 - 17n2m2
A. 10y3 - 21m2n2 - 10 B. 10y3 + 68m2n2 + 16 C. 10y3 - 21m2n2 + 16 D. cannot be simplified