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TEA [102]
3 years ago
7

PLS ANSWER QUICK I WILL GIVE BRAINLIEST

Mathematics
1 answer:
NISA [10]3 years ago
8 0

Answer:

B

Step-by-step explanation:

First, we are decreasing the number so it has to be a decrease.

Next, we divide 7/31 and get around 0.23, which also represents 23 percent.

This only shows that 7 is 23 percent of 31, so we need to find the decrease by seeing the difference of 100 and 23.

We get 100 - 23 = 77, and because it is a decrease we get B.

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J - 5 = q<br><br> What is J and Q?
Doss [256]

Answer:

There might be more to this problem that not included?

Based on the question written, J and Q would be anything that is mathematically supported.

I could a virtually endless combination, that's why I think we may be missing part of the question.

Here are some solutions:

J=11, Q = 6   11-5=6

J=12, Q= 7   12-5=7

J= 7, Q = 2   7-5=2

J = 162, Q = 157  162-5=157

5 0
3 years ago
Hey please help with these algebra problems. THANKS!
____ [38]

Answer:

1 is correct for d

2 is the is no solution

not sure if I'm right been awhile since i did math so sorry if I'm wrong

Step-by-step explanation:


7 0
3 years ago
The attendence at a water park varies directly as the temperature and invesely as the number of days of rain during the month. I
Margarita [4]
Let A be attendance, t the temperature and n the number of days. Then,
A\alpha\frac{t}{n}
A=k\frac{t}{n}
Where k is a constant of proportionality;
If A=3200, T=88 and n=8, then k,
3200=\frac{88k}{8}
3200=11k
k=\frac{3200}{11}
Rewriting the equation and replacing the value of k,
A=\frac{3200t}{11n}
When t=92 and n=12
The A= \frac{3200*92}{11*12}
A=\frac{294400}{132}
A= 2231
5 0
3 years ago
What is the largest rectangular area that can be enclosed with 400 feet of fencing?
jek_recluse [69]
Let the length = x
2 lengths are 2x.
Then you have 400 - 2x for both widths, so the width is 200 - x.
The are if the rectangle is

y = x(200 - x)

y = 200x - x^2

y = -x^2 + 200x

Take the first derivative ans set equal to zero to find a maximum value.

y' = -2x + 200

-2x + 200 = 0

-2x = -200

x = 100

Since the side of the rectangle is 100, all sides measure 100 ft, and you have a square.
The maximum area is 100 ft * 100 ft = 10,000 ft.
3 0
4 years ago
Jaun has 105 feet of rope he needs to cut into sections 7/8 feet long . how many sections can be cut
Aneli [31]

Answer:

120

Step-by-step explanation:

105÷7/8= 120

8 0
3 years ago
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