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sweet-ann [11.9K]
2 years ago
11

Hàm số đồng biến khi nào

Mathematics
1 answer:
solmaris [256]2 years ago
6 0

Answer: xem link và 1 số đk nữa

Step-by-step explanation:

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If the cost to purchase and install carpet is $4 per square foot, how much will it cost to put carpet in the family room and hal
andrey2020 [161]

The first step is to section the given daigram. It would be shown in the diagram below

Looking at the diagram,

Area of family room = 5.5 * 24 = 132 square feet

Area of hallway = 15.5 * 4 = 62 square feet

Total area to be covered with carpet is

132 + 62 = 194 square feet

Since the cost per square foot is $4, then the cost of putting carpet in the family room and hallway is

194 * 4 = $776* 4 = $776

6 0
1 year ago
A tower made of wooden blocks measures​114 feet high. Then a block is added that increases the height of the tower by 8 inches.
WITCHER [35]
It may be 114ft’ 8” or 1376 or 114.7
Explanation: see what options of answers they give you and pick one :)

Hope this helps! ٩( ᐛ )و
8 0
2 years ago
The population of a town increased from 3450 in 2006 to 4650 in 2011. Find the absolute and relative (percent) increase.
netineya [11]

Answer:

15% increase per year.

Step-by-step explanation:

5,600 - 3,500 = 2,100

2,100 is what percent of 3,500?

2,100 = X*3,500

X =  2,100 / 3,500

X = .60 or 60%

An average of 15% increase per year.

4 0
3 years ago
Can someone help. Write a word problem about equal groups and act it out to solve
Alona [7]

Answer:

HOPE THAT MAY HELP YOU :)

Step-by-step explanation:

Equal groups are illustrations of using the same variable.

A word problem that uses equal group is:  

Christopher traveled a distance of 5 miles yesterday; he traveled a distance of 4 miles earlier today. Calculate the total distance traveled  

The only condition for equal groups is that:  

The units or variable must be the same  

For instance:

Add 5 miles and 4 miles ----- This represents distance

Remove 2 liters from 7 liters --- This represents volume

Add 5 hours and quarter of an hour -- This represents time

And so on.

5 0
2 years ago
Find the related rate and unit rate for each ratio. Remember, you divide the first quantity by the second to find the related ra
shtirl [24]
A grocery store sells a 6-pack of bottled water for $3.79, a 9-pack for$4.50, and a 12-pack for $6.89. which package costs the least per bottle?
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3 years ago
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