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Tasya [4]
3 years ago
7

If 12 cows produce 70 gallons of milk, how many gallons of milk would 42 cows produce?

Mathematics
2 answers:
I am Lyosha [343]3 years ago
4 0
This is a proportions question
  12        42
------  =  -------
  70          ?

Cross multiply

70x42=2940
12x?=2940
294/12=245

42 cows can produce 245 gallons of milk.
So the answer is B.

Hope I helped!

vfiekz [6]3 years ago
3 0

Answer: 245 gallons

Step-by-step explanation: Set up a ratio,  cows /gallons  =  12/ 70  =  42/ x , then cross multiply to get 12x = 70*42. Divide to get 245 gallons.

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Mary wants to fill in a cylinder vase. At the flower store they told her that the vase should be filled for the flowers to last
Goshia [24]

Answer:

Step-by-step explanation:

The volume of this cylindrical vase is V = πr²h.  Substituting 3 in for r and 8 in for h, we get V = π(3 in)²(8 in), or 72π in³.

We'll need to pour 72π in³ of water into the vase.

7 0
3 years ago
A linear function graph has a dotted diagonal line passing through the x-axis at (3, 0), and the y-axis at (0, minus 2) In the f
Delicious77 [7]

The graph which best represents the new function is a linear function on a coordinate plane as shown in the image below.

<h3>How to determine the graph of the new function?</h3>

First of all, we would determine the slope of the linear function as follows:

Slope, m = \frac{Change\;in\;y\;axis}{Change\;in\;x\;axis}\\\\Slope, m = \frac{y_2\;-\;y_1}{x_2\;-\;x_1}\\\\Slope, m = \frac{-2\;-\;0}{0\;-\;3}

Slope, m = ⅔.

Multiplying by -4, the new slope is:

Slope = ⅔ × -4

Slope = -8/3 or 2.7.

For the equation of this line, we have:

y - y₁ = m(x - x₁)

y - 0 = -8/3(x - 3)

y - 0 = -8/3x + 8

y = -8/3x + 8

Decreasing the y-value by 1, we have:

y = -8/3x + 8

y = -8/3x + 8 - 1

y = -8/3x + 7

Therefore, we would have a linear function on a coordinate plane as shown in the image attached below.

Read more on slope here: brainly.com/question/17601248

#SPJ1

4 0
2 years ago
How do I factor this problem?
Leviafan [203]
Let's solve your equation step-by-step
6v^2+v=40
step 1: subtract 40 from both sides
6v^2+v-40=0
6v^2+v-40=0
Step 2: factor left side of equation
(3v+8)(2v-5)=0
step 3: set factors eqyal to 0
3v+8=0 or 2v-5=0
Answer is v= -8/3 or v= 5/2
6 0
3 years ago
QUICK the person who gives correct answer gets brainliest
Rom4ik [11]

Answer:

H is the dependent variable

Step-by-step explanation:

5 0
3 years ago
Question 4 of 18
makkiz [27]

Answer b. The probability that at least 41 of them like to swim is 33%.

Solution:

The probability of an event is always 1 or 100%

The probability of at most 40 of them like to swim is 67% = 0.67

The probability of at most 40 not swimming = 1 - 0.67 = 0.33

Hence the probability of at least 41 people swimming is 33%.

<h3>What is Probability?</h3>
  • The area of mathematics known as probability deals with numerical representations of the likelihood that an event will occur or that a statement is true.
  • An event's probability is a number between 0 and 1, where, roughly speaking, 0 denotes the event's impossibility and 1 denotes certainty.
  • The likelihood that an event will occur increases with its probability. A straightforward illustration is tossing a fair (impartial) coin. Since there are no other conceivable outcomes and the coin is fair, the odds of both the possibilities, "heads" and "tails," are equally likely to occur. As a result, the probability of either occurrence is half.

Learn more about Probability brainly.com/question/24756209

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3 0
2 years ago
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