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Mekhanik [1.2K]
3 years ago
7

Please help thank you so much

Mathematics
1 answer:
pogonyaev3 years ago
6 0
30% of the fish returned to the water. You simply divide 12 by 40.
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10. The perimeter of a parallelogram is 72 meters. The width of the parallelogram is 4 meters less than its length. Find the len
NeX [460]
Let, 
Length = a
Width= b

a-b=4  --eq(1)
since perimeter of parallelogram P=2(a+b)
therefore 
2a+2b=72  --eq(2)

eq(1)=> 
a=b+4

substitute the value of a in eq 2

Eq(2)=>
2(b+4)+2b=72
2b+8+2b=72
4b=72-8
4b=64
b=16

Substitue the value of b in eq(1)

Eq(1)=>
a-16=4
a=20

5 0
3 years ago
A window in the shape of a parallelogram has a base of 28 inches and a height of 71 inches. What is the area of the window?
Norma-Jean [14]
The area of the window is 1988 inches
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4 years ago
In a certain​ region, the average movie theater ticket price in 2009 was ​$9.50. In​ 2008, it was ​$9.37. Find the increase in a
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Answer:

$0.13

Step-by-step explanation:

The increase is the <em>difference</em> between the 2009 price and the 2008 price.

$9.50 - $9.37 = $0.13

4 0
3 years ago
The sum of three conservatives numbers is 180 what is the least number in the series
maw [93]
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