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GED Math Videos 69 videos
GED Math: Graphs and Functions Drill 5, Problem 5. What is the value of a?
GED Math: Measurement Drill 1, Problem 1. The area, in square inches, of the shaded region where the two rectangles overlap is...what?
GED Math 1.1 Graphs and Functions. Which is the appropriate region of the coordinate plane?
GED Math 5.4 Rational Numbers 190 Views
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Description:
GED Math 5.4 Rational Numbers. How many gallons of custom color can Marcus create without buying any more paint?
Transcript
- 00:00
Thank you We sneak in and here's your smoke du
- 00:05
jour brought to you by house paint And how many
- 00:08
fifty shades of grey jokes do you think we thought
- 00:10
of putting in here but we couldn't because we're g
- 00:12
rated site all right marcus is painting his house with
Full Transcript
- 00:16
a custom paint color To create the color Marcus combines
- 00:19
one part white paint with two parts purple paint and
- 00:22
six parts blue paint If marcus has five gallons of
- 00:26
each of these three colors then how many gallons of
- 00:29
his custom color can you create without buying any more
- 00:31
paint And here your potential answers Okay well what is
- 00:37
this question asking Well our friend marcus wants to make
- 00:40
his house all nice and pretty but apparently doesn't trust
- 00:42
the good people at home depot to do is mix
- 00:44
and forum so he's winging it he's using one part
- 00:47
white paint two parts purple and six parts blue And
- 00:51
we need to know how many gallons he can create
- 00:53
his custom color if he has five gallons of each
- 00:58
All right Well the important thing recognizes that marx is
- 01:00
going to run out of blue way before he runs
- 01:02
out of either of the other two colors Alright so
- 01:05
his custom paint has nine total parts and six of
- 01:08
those air blue Then we can set up a proportion
- 01:11
with x as the total amount of paint marcus can
- 01:13
mix using five gallons of the blue We can put
- 01:16
the total over blue which is nine over six which
- 01:21
reduces tow three over to And we can set that
- 01:23
proportion equal Toe acts The total amount of paint over
- 01:26
Five Number of gallons of blue paint Marcus has got
- 01:30
it Five gallons Blute now it's Just a matter of
- 01:32
cross Multiply three times Five equals Two x thanks Alright
- 01:38
well three times five fifteen So fifteen equal to x
- 01:42
by both sides by two and exit polls Seven point
- 01:45
five which is how many gallons of the custom color
- 01:48
marcus can make before he goes well louis all right
- 01:52
option b and sorry we're gonna have to run We've
- 01:55
got to stop markets from trying to die His own 00:01:56.948 --> [endTime] hair just can't get enough So he's winging it
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