Solve the problem.The amount of water used to take a shower is directly proportional to the amount of time that the shower is in use. A shower lasting 25 minutes requires 12.5 gallons of water. Find the amount of water used in a shower lasting 10 minutes.
A. 20 gallons
B. 31.25 gallons
C. 1.25 gallons
D. 5 gallons
Answer: D
Mathematics
You might also like to view...
Express the following number in scientific notation: 0.0317
a. 3.17 ð 10-2 b. 31.7 ð 10-3 c. 3.17 ð 10-2
Mathematics
Use the given table or graph to write the inequality described.
Use an inequality to compare the number of grams of fat in tuna salad and a bowl of soup.
A. 22 > 3 B. 350 > 155 C. 3 > 22 D. 155 < 350
Mathematics
Solve the equation by completing the square.a2 - 4a - 21 = 0
A. 
, - 
B. -18, -3
C. 7, -3
D. -7, 3
Mathematics
Solve the inequality. Graph the solution set and write the solution set in set-builder notation.(x + 7)(x + 1) > 0
A. {x|x < -7 or x > -1}
B. {x|-7 ? x ? -1}
C. {x|-7 < x < -1}
D. {x|x ? -7 or x ? -1}
Mathematics