Translate the problem to a system of equations, then solve using Cramer's Rule.Twice the water flow in the hot-water pipe is the same as three times the flow in the cold-water pipe. The combined flow is 1200 liters per hour. What is the flow in each pipe?
A. 600 liters/hr hot, 400 liters/hr cold
B. 400 liters/hr hot, 600 liters/hr cold
C. 720 liters/hr hot, 480 liters/hr cold
D. 480 liters/hr hot, 720 liters/hr cold
Answer: C
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Rewrite using numbers and an inequality symbol.Three is less than five.
A. 0 < 5 B. 3 < 5 C. 3 > 5 D. 5 < 3
Determine whether the statement is true or false.20 > 11
A. True B. False
In the figure below, a = 4, b = 10, and ? = 41°. Use this information to solve the parallelogram for c. The diagonals of the parallelogram are represented by c and d. Round your answer to two decimal places.
figure not drawn to scale
A. 7.46 B. 10.37 C. 10.73 D. 13.28 E. 11.83
Find the amount or rate of discount and the sale price. Round money amounts to the nearest cent.Original price: $100 Rate of discount: 20%
A. $21.00, $79.00 B. $10.00, $90.00 C. $20.00, $80.00 D. $19.00, $81.00