Solve the number problem by finding the value of the unknown number.When twice a number is subtracted from 25, the result is 15.
A. 8
B. 12
C. 4
D. 5
Answer: D
Mathematics
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Answer the following question involving a conversion within the USCS system.If a horse ran 8 furlongs, how many yards did it run?
A. 42,240 yd B. 7040 yd C. 14,080 yd D. 1760 yd
Mathematics
Solve the problem. Find the exact value of x in the figure.
A. 
B. 75
C. 
D. 
Mathematics
Find the expected value.A fair coin is tossed three times, and a player wins $3 if 3 tails occur, wins $2 if 2 tails occur and loses $3 if no tails occur. If one tail occurs, no one wins. What is the expected value of the games?
A. $0.75 B. $2.00 C. -$3.00 D. $3.00
Mathematics
Write a fraction to represent the shaded area of the figure.
A. 
B. 
C. 
D. 
Mathematics