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Evgen [1.6K]
3 years ago
10

19 4/12 + 17 2/11 - 16 6/9 =

Mathematics
1 answer:
SOVA2 [1]3 years ago
6 0

Answer:

19 28/33

Step-by-step explanation:

lets work out the whole number parts first:

= 19 + 17 - 16 = 20.

4/12 + 2/11 - 6/9

= 1/3 + 2/11 - 6/9

Find the LCM of the denominators:

3 = 3

11 = 11

9 = 3*3

- so the LCM is 3*3*11 = 99.

So we have:

33/99 + 18/99 - 66/99

= 51/99 - 66/99

= -15/99

= -5/33

So the answer is  20 - 5/33

= 19 28/33

You just had to subtract 5/33 from 20.

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2 years ago
A large explosion causes wood and metal debris to rise vertically into the air with an initial velocity of 96 feet per second. T
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Answer:

the height after 2 seconds will be 128 feet

Step-by-step explanation:

Data provided in the question:

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3 years ago
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Answer:

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Answer:

If 1 gallon = 16 cups, then 4 gallons = 64 cups. (16 x 4)

So if there are 4 gallons of water, then there are 64 cups. If 1 cup of water evaporates a minute then it will take 64 minutes for all the water to be gone.  

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Step-by-step explanation:

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