Answer:
3000 gallons of 12 percent is required
Step-by-step explanation:
We can use the formula
percentage * amount + percentage * amount = percentage*total amount
We have 9 percent and 15 percent wine that we are mixing to get 12 percent wine.
We are adding g gallons and 3000 gallons to get a total of (g+3000) gallons
Substituting this information in
.09 *g + .15 * 3000 = .12 (g+3000)
Distribute
.09g +450 = .12g+360
Subtract .9g from each side
.09g-.09g +450 = .12g-0.09g+360
450 = .03g + 360
Subtract 360 from each side
450-360 = .03g
90 =.03g
Divide each side by .03
90/.03 = .03g/03
3000 = g
What value of x satisfies both equations above?
1. -1
2. 2
3. 1
4. -2
What is the slope of the line described by the 3y - 4x + 5 = 0 equation?
1. 4/3
2. -5/3
3. 5/4
4. 3/4
Please help.. Show work for ALL problems please.
B. 2.5
C. 3
D. 5
The center of the data in the dot plot is B. 3.5.
The three main methods for identifying the average value of a set of integers are mean, median, and mode.
Adding the numbers together and dividing the result by the total number of numbers in the list yields the arithmetic mean.
The middle value in a list that is arranged from smallest to greatest is called the median.
The value that appears the most frequently on the list is the mode.
The mean of the dot plot is (3 + 2 + 5 + 4 + 1 + 6)/6.
mean = 21/6.
mean = 3.5.
As the number of data is even the median is half of the two middle terms.
median = (5 + 4)/2 = 4.5.
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Answer:
center is 3
Step-by-step explanation:
other is wrong
Twenty six miles over two gallons is equivalent to 13 miles per gallon.
Rate = 13 miles per gallon.
The equivalent of 13 miles per gallons can be found below:
2 gallons covers 26 miles
1 gallons covers ? miles
cross multiply
rate = 26 × 1 / 2
rate = 26/2 = 13 miles per gallon
Therefore, 26 miles over 2 gallons is equivalent to 13 miles per gallon.
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3,750 dollars was the selling price of the car
Answer:
3750$
Step-by-step explanation: