Two pipes together can fill a tank in 2 hours. One of the pipes used alone takes 3 hours longer than the other to fill the tank.
How long does it take the slower pipe to fill the tank alone?
1 answer:
Answer:
Working alone, the faster pipe can do the work in 3 hrs; the slower pipe can do the work in 6 hrs.
Step-by-step explanation:
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Answer:
x = -8/b
Step-by-step explanation:
2bx-bx= -8
bx = -8
Divide by b since b is nonzero
x = -8/b
She could make 20 servings of lasagna.
There are 4 servings per pound of lasagna, and there are 5 pounds total.
4 x 5 = 20
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You divide 42 by 3 then multiply what you get times 5. it should equal 60 cm