Solve the problem.The perimeter of a rectangle is 40 inches and its area is 99 square inches. What are its dimensions?
A. 8 in. by 10 in.
B. 9 in. by 11 in.
C. 8 in. by 12 in.
D. 10 in. by 10 in.
Answer: B
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From the following data, construct the type of graph indicated.A watercraft mechanic spends 20.75% of a 40-hr week working on boat hulls, 52.8% of the week on outboard engines, 16.25% of the week on steering systems, and 10.2% on electrical systems. Plot a circle graph using this information.
What will be an ideal response?
List the terms of the expression. Then identify the coefficient of each term.3c2 - 7c - nt
A. 3c2, -7c, -nt; 3, -7, -1 B. 3c2, 7c, nt; 3, 7, 1 C. -3c2, -7c, -n, t; 3, -7, -1, 1 D. -3c2, -7c, -nt; 3, 7, 1
Write the whole number in word form.128,615
A. One hundred twenty thousand, eighty-six hundred, fifteen B. One hundred twenty-eight million, six hundred fifteen C. Six hundred fifteen thousand, one hundred twenty-eight D. One hundred twenty-eight thousand, six hundred fifteen
Dye dilution is a method of measuring cardiac output. If A mg of dye is used and c(t) is the concentration of the dye at time t, then the cardiac output over the time interval [0, T ] is given by 
Find the cardiac output over the time interval [0, 15] if the dye dilution method is used with 10 mg of dye and the dye concentration, in mg/L, is modeled by 
where t is measured in seconds.
a. 0.029 b. 0.039 c. 0.026 d. 0.044 e. 0.036 f. 0.020