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Mariana [72]
4 years ago
9

What is 7k=77 equal to

Mathematics
1 answer:
STALIN [3.7K]4 years ago
7 0
The answer to your question is K=11.
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Angela uses 2/3 cup of strawberries to make 5/6 liter of smoothie what is the unit rate in cups of strawberries per liter of smo
pogonyaev

Answer:

14/65

Step-by-step explanation:

5 0
3 years ago
The cost of painting the total outside surface of a closed cylindrical tank at 60 paise per meter squae is Rs237.60. The height
valkas [14]

Answer:

volume=509.25 dm^{3}

Step-by-step explanation:

Curved surface area=\frac {237.6}{0.6}=396 dm^{2}=2\pi R(R+H) where R is radius and H is height

Since H=6R then curved surface area=2\pi R(R+6R)=14\pi R^{2}

Therefore,  

396 dm^{2}=14\pi R^{2} and making R the subject

R=\sqrt {\frac {396}{14\pi}}=\sqrt {(9.003622)}= 3.000604 m

Therefore, H=6R=6*3.000604=18.00362 m

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Therefore, volume=509.25 dm^{3}

6 0
3 years ago
Anne and Nancy use a metal alloy that is 20% copper to make jewelry. How many ounces of a 14% and 24% alloy must be mixed to for
Gala2k [10]
<span>copper +copper = copper
0.14x+0.24(100-x) = 0.20*100 = 20</span>
7 0
3 years ago
Can someone help me with this question
Molodets [167]
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3 years ago
A manufacturer of cellular phones has decided that an assembly line is operating satisfactorily if less than​ 6% of the phones m
ludmilkaskok [199]

Answer:

a) All the phones produced during the day in question.

Step-by-step explanation:

In statistics, the Population is all the objects with the same characteristics in which we have an interest in doing an experiment or statistical analysis. Sometimes to make it more simple, we take just a sample of the population and we do the experiments with them, and then the answers are used to all of the objects.

In this case, they want to analyze all the cellphones but they only take a few to do it. So the answer is a) All the phones produced during the day in question.

6 0
4 years ago
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