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sertanlavr [38]
3 years ago
9

(50 points) URGENT Can someone help me with this problem?

Mathematics
1 answer:
34kurt3 years ago
7 0

Answer:

bit.^{}ly/3a8Nt8n these are the answers

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A barrel had 20 liters of water. Water leaked out from the barrel at a constant rate. After 24 hours, 14 liters of water was lef
Gnesinka [82]
Let speed of water leaking out = x/h
water left in the tank after 24h=20-(speedxtime)
=20-(24x)
=14
20-24x=14
24x=6
x=1/4

Therefore, answer is (a).
8 0
3 years ago
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Maren is buying carpet for her rectangular living room. The room is 4.8 yards wide and 5.2 yards long. How much carpet does she
nataly862011 [7]

Answer:

A = 24.96 yd^2

Step-by-step explanation:

We need to find the area of the room

Area is length times width

A = lw

We know the length is 5.2 yds and the width is 4.8

A = 5.2 * 4.8

A = 24.96 yd^2

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3 years ago
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Marcus is running a science experiment in which he measures the rate at which bacteria multiply. Every 15 seconds the bacteria d
lesantik [10]

Answer:

C. 20480

Step-by-step explanation:

so the equation is (60x3) divided by 15 because there are 3 minutes and 60 seconds in each minute and the bacteria doubles every 15 seconds so when you get your answer (12) that is how many times you will double 5.

6 0
3 years ago
103. Please help me!10 points! Thanks.
Inessa05 [86]
The formula for the surface area of a sphere is 4πr^2

This can be used in the following way, getting the diameter at 18.3:
18.3/2 = 9.15
Saying PI is 3.14 you can do this:

SA = 4*3.14*9.15^2 = 1051.6 m^2

Formula for volume is:
(4/3)πr^3

V = (4/3)*3.14*9.15^3 = 3207.2 m^3
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3 years ago
A bag has 2 blue marbles 3 red marbles and 5 white marbles. Which event has a probability greater than 1/5 select three options
Evgesh-ka [11]

Answer:

all

Step-by-step explanation:

all of them has the probability

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3 years ago
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