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just olya [345]
3 years ago
5

after this 120-second period , how much time,in seconds will it take for the scientist to travel back to sea level at the submar

ine's maximum speed of 4.8 feet per second?
Mathematics
2 answers:
gtnhenbr [62]3 years ago
8 0

Answer:

Step-by-step explanation:

Ahhahahahahahahahahahahhahahahahahahahhahahahahahahahahhahahahhahahahahahhahahahahhahahahaahahhahahahahahhahahahhahahahahhahahahhahahahhahahahhahahahahahhahahahhahahahahhahahahhahahahahhahahahahhahahahahhahahahhahahahahha -.-

Alright.

90*3.5 = 315ft

30*2.2 = 66ft

315-66 = 249ft

249/ 4.8 = 51.9 seconds

:3

love history [14]3 years ago
4 0
Unanswerable. How bout you give us the appropriate info before asking a question?
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egoroff_w [7]

Answer:

It will take 1.47 hours for the horse and clown to collide

Step-by-step explanation:

They are driving toward each other, in opposite directions.

So to find their speed of approximation, we add their speeds.

19 mph + 15 mph = 34 mph.

This means that each hour, they are 34 miles closer.

How long it takes for them to find each other if they are 50 miles apart?

1 hour - 34 miles

x hours - 50 miles

34x = 50

x = \frac{50}{34}

x = 1.47

It will take 1.47 hours for the horse and clown to collide

7 0
3 years ago
Alex has a small notebook that is shaped like a rectangle . She knows one side is 6 cm and another side is 4 cm .Explain how to
gayaneshka [121]

Answer:

20 cm

Step-by-step explanation:

Since it is a rectangle, we know that there are two pairs of sides the same length. All we have to do is add each number by itself, and add those numbers together, or you can envision it like this graph I made.

4+4=8

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8+12=20

5 0
3 years ago
Can someone please solve #8
juin [17]

Answer:

Step-by-step explanation:

2x²+7x=-3

2x²+7x+3=0

2x²+x+6x+3=0

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8 0
3 years ago
Find the smallest square number divisible by each of these numbers 6,9,and 15
STALIN [3.7K]

Answer:

\frac{6}{3}  = 2

\frac{9}{3}  = 3

\frac{15}{3}  = 5

So the smallest number is 3. As it divides 6,9 and 15.

6 0
3 years ago
Read 2 more answers
You are running a concession stand at a basketball game. You are selling hot
Nuetrik [128]

x= hot dogs

y= soda

Total sold

1 x + 1 y = 87 .............1

2 x 0.50 y = 78.50 .............2

Eliminate y

multiply (1)by -0.50

Multiply (2) by 1.00

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Add the two equations

1 x = 35.00

/ 1

x = 35.00

plug value of x in (1)

1 x + 1 y = 87

35 + y = 87

y = 87 -35

y = 52

y = 52.00

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7 0
3 years ago
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