Solve the problem.Alicia sold $1527 in paintings at the art fair. If she sold 3 paintings total, and they all sold for the same amount, what was the price of one painting?
A. $409
B. $515
C. $509
D. $542
Answer: C
Mathematics
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Find the vertices of the hyperbola.
- 
= 1
A. (-6, 0), (6, 0) B. (-4, 0), (4, 0) C. (0, 6), (0, -6) D. (0, 4), (0, -4)
Mathematics
Determine whether the ordered pair is a solution of the system of linear equations.(-5, 2);
A. Yes B. No
Mathematics
What number is 77% of 100?
A. 87 B. 7,700 C. 77 D. 177 E. 38.5
Mathematics
Solve the problem.A sample of 800 grams of radioactive substance decays according to the function 
where t is the time in years. How much of the substance will be left in the sample after 10 years? Round to the nearest whole gram.
A. 1 gram B. 800 grams C. 9 grams D. 605 grams
Mathematics