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sdas [7]
4 years ago
14

In a​ volcano, erupting lava flows continuously through a tube system about 17 kilometers to the sea. Assume a lava flow speed o

f 0.5 kilometer per hour and calculate how long it takes to reach the sea.
Mathematics
1 answer:
STALIN [3.7K]4 years ago
3 0

Answer:

about 36 hours

Step-by-step explanation:

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Which comparison is not correct?
Elden [556K]

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it’s the third one

Step-by-step explanation:negatives are never higher than numbers without negatives

7 0
4 years ago
A machine can grade 30 tests in 2 minutes. At this rate, how long will it take the machine to grade 135 tests?
Nonamiya [84]

Answer:

9 minutes

Step-by-step explanation:

(2 min(60 s/min)) / 30 test = 4 s/test

135 test(4 s/test) = 540 s

540s / 60 s/min = 9 min  

8 0
3 years ago
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ASAP! For the line segment whose endpoints are A (0, 0) and B (4, 3), find the x coordinate for the point located 2 over 3 the d
Romashka-Z-Leto [24]

Answer:

i  think its 2.7

Step-by-step explanation:

4 0
3 years ago
(-1/9) ÷ 6/7 =<br><br> Help<br> Me <br> Pls
kow [346]

Answer:

−  

54

7

​

Step-by-step explanation:

Pasos de la solución

(−1/9)÷6/7=

Divide −  

9

1

​

 por  

7

6

​

 al multiplicar −  

9

1

​

 por el recíproco de  

7

6

​

.

−  

9

1

​

×(  

6

7

​

)

Multiplica −  

9

1

​

 por  

6

7

​

 (para hacerlo, multiplica el numerador por el numerador y el denominador por el denominador).

9×6

−7

​

 

Realiza las multiplicaciones en la fracción  

9×6

−7

​

.

54

−7

​

 

La fracción  

54

−7

​

 se puede reescribir como −  

54

7

​

 extrayendo el signo negativo.

−  

54

7

​

8 0
3 years ago
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The ratio of girls to boys in Mrs.Johnson' class is 4 to 5. There are 12 girls in the class. What is the total number of student
gregori [183]

Answer:

27

Step-by-step explanation:

6 0
3 years ago
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