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MariettaO [177]
3 years ago
13

How many three-letter sequences are possible that use the letters q,u,a,k,e,s at most once each?

Mathematics
1 answer:
Angelina_Jolie [31]3 years ago
8 0
6P3 => 6!/(6-3)! = 120.

I can't very well explain, but I hope it works.
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1 litre is approximately 1.75 pints, 1 gallon = 8 pints, calculate the approcimate number of gallons that are equal to 48000cm3
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Answer:

10.5\ gal

Step-by-step explanation:

we know that

1,000\ cm^{3} =1\ l

1\ l=1.75\ pints

1\ gal=8\ pints

we have

48,000\ cm^{3}

step 1

Convert to liters

48,000\ cm^{3}=48,000/1,000=48\ l

step 2

Convert to pints

48\ l=48*1.75=84\ pints

step 3

Convert to gallons

84\ pints=84/8=10.5\ gal

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