Use the elimination method to solve the system.
A. x = 1, y = 1
B. x = 1, y = 0
C. x = 0, y = 0
D. x = 0, y = 1
Answer: D
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Solve the problem.A thermometer reading 
is brought into a room with a constant temperature of 
If the thermometer reads 
after 6 minutes, what will it read after being in the room for 10 minutes? Assume the cooling follows Newton's Law of Cooling: U = T + (Uo - T)ekt.(Round your answer to two decimal places.)
A. 113.01°F B. 68.83°F C. 36.09°F D. 46.99°F
Translate the word statement into a percent equation. Do not solve.89% of 6 is what number?
A. 89 ? 6 = n B. 89% ? n = 6 C. 89% ? 6 = n D. 89% = 6 ? n
Without solving, choose the correct solution by deciding which choice satisfies the given conditions.At the local convenience store, 4 bags of chips and 3 containers of dip cost $20. However, 7 bags of chips and 5 containers of dip cost $34. What is the cost of one bag of chips and one container of dip?
A. chips = $2; dip = $4 B. chips = $4; dip = $5 C. chips = $3; dip = $3 D. chips = $2.50; dip = $3.50
The circle graph shows the results of the student council presidential election. The complete circular area represents 100% of the votes.
The circle graph shows what percent of the vote each person received.What percent of the votes did Ann get?
A. 20% B. 14% C. 32% D. 34%