An executive of Trident Communications recently traveled to London, Paris, and Rome. He paid $170, $230, and $150/night for lodging in London, Paris, and Rome, respectively, and his hotel bills totaled $4,240. He spent $110, $130, and $100/day for his meals in London, Paris, and Rome, respectively, and his expenses for meals totaled $2,670. If he spent as many days in London as he did in Paris and Rome combined, how many days did he stay in each city?
a. 14 days in London, 5 days in Paris, 9 days in Rome
b. 12 days in London, 5 days in Paris, 7 days in Rome
c. 16 days in London, 7 days in Paris, 9 days in Rome
d. 7 days in London, 5 days in Paris, 12 days in Rome
e. 14 days in London, 7 days in Paris, 7 days in Rome
b. 12 days in London, 5 days in Paris, 7 days in Rome
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Evaluate 
when r = -1 and s = -2.
?
A. 14 B. -56 C. 38,416 D. -14 E. -112
Write an equation to describe the situation.The local citizen's group sold raffle tickets and made $481. This was 5 times the amount of money, w, that the winner received. How much did the winner receive?
A. 5w = 481
B. 481w = 5
C. 
= 481
D. w = 5 ? 481
Subtract.429 - 69
A. 372 B. 360 C. 460 D. 350
Find the equation of the parabola of the form y = ax2 + bx + c that passes through the given three points.(-2, 5), (1, 11), (4, 35)
A. y = x2 + 4x + 7 B. y = x2 + 3x + 7 C. y = x2 + 2x + 9 D. y = x2 + 2x + 3