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bixtya [17]
3 years ago
9

A submarine descends 540 feet in 18 seconds. How many feet does the submarine travel per second?

Mathematics
2 answers:
Fed [463]3 years ago
5 0

Answer:

540 divided by 18 = 30

30 feet per second

Step-by-step explanation:

topjm [15]3 years ago
5 0

you should divide 540 by 18 and you'll get 30 hope this helps you !!

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8 0
2 years ago
Create a question like
vovikov84 [41]

Answer:

x = (+ - ) 9

Step-by-step explanation:

x^2 = 81

u know how u can sometimes cancel something out by doing the opposite.

This is one of those times as well. the opposite of ^2 = square root.

so if we take the square root of both sides, this will cancel out the^2 on the left side.

sqrt (x^2) = sqrt(81)

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3 0
3 years ago
Can u guys help me on #24
lora16 [44]
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7 0
3 years ago
Eric starts with 10 milligrams of a radioactive substance. The amount of the
Ulleksa [173]

Answer: Eric: The 10 is the initial amount, the 1/2 is the decay factor or the rate at which it decreases, and the exponent w is the number of weeks it decreases by factor 1/2, or the time. Andrea, 1 is the initial amount, 0.2 is the decay factor or rate of decrease, w is time passed or number of weeks it's decayed by the factor.

Step-by-step explanation: Answer is explanation

5 0
3 years ago
You need to buy tissue paper sheets to cushion gifts being placed inside a box. The box is 12 inches wide by 16 inches long. The
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Answer:

Area of tissue paper is 384 square inches.

Step-by-step explanation:

Given:

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Hence Framing in equation form we get;

Area of tissue paper = 2(length\ of \ box \times width \ of \ box)

Hence Substituting the given values we get;

Area of tissue paper = 2(12\times 16) = 2\times 192 = 384 in^2

Hence Area of tissue paper is 384 square inches.

7 0
3 years ago
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