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Lera25 [3.4K]
3 years ago
15

The next train will arrive in 32 minutes and 30 seconds. In how many seconds will the next train arrive

Mathematics
2 answers:
sineoko [7]3 years ago
4 0
You need to multiply the 30 with the 32
KATRIN_1 [288]3 years ago
4 0
60x32=1920 +30= 1950 seconds
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QUICKK
VLD [36.1K]
3x + 4(2) = 20
3x + 8 = 20
3x = 12
x = 4
(4,2)
You have y=2 then all you need to do is plug 2 into the y in the equation 3x + 4y = 20 and do the math to find x. Hope this helps
7 0
3 years ago
A rock weighs 80 g on a triple beam scale. The same rock is then gently placed inside a graduated cylinder containing 30 mL of w
Alexxandr [17]

Answer:

  • 1.78 g/cm³

Step-by-step explanation:

<u>80 g rock displaces water:</u>

  • 75 ml - 30 ml = 45 ml = 45 cm³

<u>Density = mass / volume:</u>

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  • d = 1.78 g/cm³ (rounded)
3 0
2 years ago
I need all help possible.
Leviafan [203]
So there are 52 horses
12 of them are white
how many are black?
52 - 12 = 40
there are 40 black horses
12 white horses to 40 black horses
12:40 
12/40

Hope this helps :)
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julsineya [31]

Answer90 degrees

Step-by-step explanation:

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