Solve the problem. Use 3.14 as the approximate value of ?. Round to the nearest hundredth if necessary.A cereal box measures 10.4 in. by 3.8 in. by 13.3 in. high. Find the amount of cardboard needed to make the box.
A. 366.7 in.2
B. 913.5 in.2
C. 228.4 in.2
D. 456.8 in.2
Answer: D
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Solve the problem. Round your answer, if appropriate.Boyle's law states that if the temperature of a gas remains constant, then PV = c, where 
, 
, and c is a constant. Given a quantity of gas at constant temperature, if V is decreasing at a rate of 15 in. 3/sec, at what rate is P increasing when P = 70 lb/in.2 and V = 50 in.3? (Do not round your answer.)
A. 
lb/in.2 per sec
B. 21 lb/in.2 per sec
C. 
lb/in.2 per sec
D. 
lb/in.2 per sec
Perform the indicated operation.-12 - (-7)
A. 19 B. 5 C. -5 D. -19
Provide an appropriate response.Suppose that C = 0 in the equation Ax2 + Bx + Cy2 + Dy + E = 0. What kind of graph does this equation have?
What will be an ideal response?
Perform the indicated operations and simplify the result. Leave the answer in factored form.
+ 
A. 
B. 
C. 
D. 