Determine whether the system is consistent or inconsistent and whether the equations are dependent or independent.5x + 6y = 12220x + 24y = 488
A. Inconsistent; independent
B. Consistent; independent
C. Consistent; dependent
D. Inconsistent; dependent
Answer: C
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Find the sum.26 + 221 + 74 + 279
A. 610 B. 700 C. 500 D. 600
Simplify the expression. Assume that all variables are positive when they appear.
A. 147x
B. 7
C. 7x
D. 3x2
Solve the problem.The amount of money in an account is given by 
where P is the principal invested, r is the interest rate (as a decimal), and t is the time of the investment. Find the amount at the end of 3 years if $300 is invested at 7%.
A. $321.00 B. $1473.90 C. $367.51 D. $510.00
Determine the size of the sample space for the experiment described.A box contains 10 red cards numbered 1 through 10. State the number of elements in the sample space of picking one card from the box.
A. n(S) = 100 B. n(S) = 10 C. None of these D. n(S) = 1