Solve the problem.A grain dealer sold to one customer 2 bushels of wheat, 4 of corn, and 8 of rye, for $55.20; to another, 4 of wheat, 8 of corn, and 2 of rye, for $50.20; and to a third, 8 of wheat, 2 of corn, and 4 of rye, for $41.60. What was the price per bushel for corn?
A. $4.30
B. $2.00
C. $4.20
D. $2.50
Answer: C
Mathematics
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Solve the problem.If you magically tripled in size, how much more material will be required for your new set of clothes?
A. 9 B. 3 C. 2 D. 27
Mathematics
Provide an appropriate response. If the discriminant of a quadratic has the value of -8, what is the nature of the roots?
A. The equation has one rational root. B. The equation has no real number roots. C. The equation has two real number roots. D. The equation has two real number equal roots.
Mathematics
Use identities to find the indicated value for each angle measure.sin ? = 
, tan ? < 0
Find sin(2?).
A. 
B. 
C. 
D. - 
Mathematics
Solve by taking square roots:
A) –2, 1
B) –1, 2
C) –1, 1
D) –2, 3
E) –2, 2
Mathematics