Determine whether the equation is a linear equation in two variables.x - 7y = 12.4
A. yes
B. no
Answer: A
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Solve the problem.A woman borrowed $10,000 at 14% interest compounded annually. If the loan was paid off at the end of 4 years, how much did she pay? Round to the nearest cent.
A. $15,600.00 B. $6889.60 C. $16,889.60 D. $11,400.00
Solve the problem.Ted runs a shoe store. His gross sales for the week were $5500 and his returns were $2600. What were Ted's net sales? Use the formula G = N + R, where G is gross sales, N is net sales, and R is returns.
A. $2600 B. $2900 C. $3100 D. $5500
Simplify.-(-6)
A. -1 B. 6 C. -6 D. 0
"DRUGS R US" is a large manufacturer of various kinds of liquid vitamins. The quality control department has noted that the bottles of vitamins marked 6 ounces vary in content with a standard deviation of 0.3 ounces. Assume the contents of the bottles are normally distributed. Ninety-five percent of the bottles will contain at least how many ounces? (Use the Standard Normal Cumulative Probability Table. Check page 32 on ppt file for an example. Just enter the number without any units. Keep four decimal places.)
What will be an ideal response?