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jeyben [28]
3 years ago
6

Ernesto jarred 12 liters of jam after 2 days. How much jam did Ernesto jar if he spent 3 days making jam? Solve using unit rates

.
Mathematics
2 answers:
Andru [333]3 years ago
6 0
He would have 18 liters after 3 days.
Oduvanchick [21]3 years ago
4 0

Answer:

18 liters

Step-by-step explanation:

12 liters/2 days = 6 liters/day

6 liters/day x 3 days = 18 liters

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Question 1
Vladimir79 [104]
We have that

<span>question 1
Add or subtract. 
4m2 − 10m3 − 3m2 + 20m3
=(4m2-3m2)+(20m3-10m3)
=m2+10m3

the answer is the option
</span><span>B: m2 + 10m3

</span><span>Question 2: 
Subtract. (9a3 + 6a2 − a) − (a3 + 6a − 3)
=(9a3-a3)+(6a2)+(-a-6a)+(-3)
=8a3+6a2-7a-3

the answer is the option
</span><span>B: 8a3 + 6a2 − 7a + 3 

</span><span>Question 3: 
A company distributes its product by train and by truck. The cost of distributing by train can be modeled as −0.06x2 + 35x − 135, and the cost of distributing by truck can be modeled as −0.03x2 + 29x − 165, where x is the number of tons of product distributed. Write a polynomial that represents the difference between the cost of distributing by train and the cost of distributing by truck. 


we have that
[</span>the cost of distributing by train]-[the cost of distributing by truck]
=[−0.06x2 + 35x − 135]-[−0.03x2 + 29x − 165]
<span>=(-0.06x2+0.03x2)+(35x-29x)+(-135+165)
=-0.03x2+6x+30

the answer is the option
</span><span>C: −0.03x2 + 6x + 30
</span><span>

</span>
7 0
3 years ago
Micah needs to buy some new shoes for football. At the sporting goods store, he finds 2 shoe pairs on sale for $24.80 each. He b
NikAS [45]

Answer:

$35.99

Step-by-step explanation:

He saved 22.38 so divide by two and you get 11.19 and add that to the price of each shoe on sale you get 35.99

3 0
3 years ago
Read 2 more answers
What are the input variable and the output variable?
Gemiola [76]
The answer is: [A]:
_________________________________________________
  input:     number of rowers number of rowers in the rowboat;
  output:   speed of the rowboat ;
_________________________________________________
NOTE:  The input would be the independent variable and plotted on the "x-axis" of the graph; and the output would be the dependent variable and plotted on the "y-axis" of the graph.
________________________________________________
5 0
4 years ago
Read 2 more answers
Simplify: (6x + 8) − (x + 4)
Rasek [7]

Answer:

5x+4

Step-by-step explanation:

6x+8-x-4

5x+4

3 0
3 years ago
Read 2 more answers
Please answer soon (45 Points)
Nataliya [291]

Answer:

Step-by-step explanation:

The answer is the first choice.

The maximum calories per week for the dog is 4900

One week is seven days which means:

maximum calorie/day = \frac{4900 calorie/day}{7 day}=700 calories/day

Thus the dog can have 700 or fewer calories per day

3 0
2 years ago
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