Write the decimal point in the correct location. 2799 × 0.028 = 78372
A. 78.372
B. 783.72
C. 78,372.
D. 7.8372
Answer: A
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Solve the problem.When you buy an item on which sales tax is charged, the total cost is calculated by the formula: 
where T is the total cost, P is the item's price, and S is the sales tax rate (as a percent). If you pay $14.77 for an item priced at $14, what was the tax rate?
A. 6.5% B. 5.5% C. 2.75% D. 7.5%
Solve the problem.A swimming pool is in the shape of a square. The corners are 7 meters apart. If someone swims diagonally across the pool, how far would they swim? Give the exact answer and an approximation to the nearest thousandth when appropriate. 
7 m
A. c = 7 m
B. c = 
m ? 7.071 m
C. 
m ? 3.742 m
D. 
m ? 9.899 m
Classify the polynomial as constant, linear, quadratic, cubic, or quartic, and determine the leading term, the leading coefficient, and the degree of the polynomial.f(x) = 11x4 - 11 + 0.13x2 - 6x
A. Constant; -11; -11; 0 B. Quadratic; x4; 11; 4 C. Quartic; 11x4; 11; 4 D. Quadratic; 0.13x2; 0.13; 2
Subtract.-65 - (-30)
A. -35 B. 35 C. 95 D. -95