Solve the problem.Mr. Payne's salary last year was a palindromic, 7-digit amount, say  satisfying these conditions:a + b ? e + f; a = (b + e) - 8;if c were decreased by 2, the difference would equal the sum of f and d; d = 2; and all of the numbers are multiples of 2.What was Mr. Payne's salary last year?

A. $6,642,466
B. $4,462,644
C. $4,482,844
D. $2,462,642


Answer: C

Mathematics

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Use the preference table to answer the question.Four students are running for president of their dormitory: Debra (D), Farah (F), Jorge (J), and  The votes of their fellow students are summarized in the following preference table.Who is declared the new president using the pairwise comparison method?

A. Hillary B. Farah C. Debra D. Jorge

Mathematics

Provide an appropriate response.Using a calculator, find the value of sin 250°. Round to four significant digits.

A. 1.0642 B. -1.0642 C. -0.9397 D. 0.9397

Mathematics

A foreign car has a gas tank that holds 45 liters of gasoline. Assuming the tank is empty and gas is selling for $1.23 a gallon, how much will it cost to fill this tank with gasoline? (Remember:There are four quarts in a gallon and 1.057 quarts in a liter.)

What will be an ideal response?

Mathematics

Solve.The function f(x) = 0.68x2 - 0.03x + 7.3 models the average weight in ounces for a mouse who is fed x grams of a special food per day. Find and interpret f(16).

A. 290.4; when a mouse is fed an average of 290.4 ounces of the special food per day, its weight will be at least 16 ounces. B. 180.9; when a mouse is fed 16 grams of the special food per day, its average weight is 180.9 ounces. C. 17.7; the average amount of the special food that 16 mice should be fed is 17.7 ounces. D. 181.35; 16 mice gained an average of 181.35 ounces per day when fed the special food.

Mathematics