SOLUTION: Two pipes are used to fill a water storage tank. The first pipe can fill the tank in 4 hours, and the two pipes together can fill the tank in 2 hours less time than the second pipe

Question 71090This question is from textbook college algebra
: Two pipes are used to fill a water storage tank. The first pipe can fill the tank in 4 hours, and the two pipes together can fill the tank in 2 hours less time than the second pipe alone. How long would it take for the second pipe to fill the tank? This question is from textbook college algebra

Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Call the time it takes to fill the 2nd tank x hrs
Rate of filling 1st tank + rate of filling 2nd tank = combined rate of filling
1 tank / 4 hrs + 1 tank / x hrs = 1 / (x-2) hrs

x = 4 hrs answer
check

OK
RELATED QUESTIONS
Two pipes are used to fill a water storage tank. The first pipe can fill the tank in 4... (answered by stanbon)

I've tried to figure out what to use but for some reason it hasnt come to me. Please... (answered by scott8148)

Two pipes are used to fill a water tank. The first pipe can fill the tank in 4 hours. The (answered by mananth)

two pipes are used to fill a water tank. the smaller pipe can fill the water tank in 14... (answered by ikleyn)

two pipes are used to fill a water storage tank. the first pipe takes 12 hours to fill... (answered by checkley77)

Can you please help me with this "filling storage tanks" word problem? Two pipes ure used (answered by ankor@dixie-net.com,checkley77,Edwin McCravy,Theo)

Two pipes are used to to fill a water tank. The first pipe can fill the tank in 4 hours... (answered by greenestamps)

A 400-gallon water storage tank is filled by a single inlet pipe, and two identical... (answered by stanbon)

Two pipes together can fill a large tank in 10 hours. One of the pipes, used alone,... (answered by checkley77)