Find the center and foci of the ellipse.
?
?
A. center: 
; foci: 
B. center: 
; foci: 
C. center: 
; foci: 
D. center: 
; foci: 
E. center: 
; foci: 
Answer: B
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Find the perimeter of the rectangle or square. 
A. 36 cm B. 18 cm C. 12 cm D. 24 cm
Solve the problem.A thermometer reading 8°C is brought into a room with a constant temperature of 25°C. If the thermometer reads 18°C after 4 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. -7.95°C B. 26.85°C C. 23.15°C D. 25°C
Change the decimal into a proper fraction or mixed number. Simplify if necessary. 1.01
A. 
B. 1
C. 
D. 
Solve the problem.Danny buys 4 books at $35 each and pays for them with 10-dollar bills. How many $10 bills did it take?
A. 140 bills B. 130 bills C. 14 bills D. 5 bills