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ivolga24 [154]
2 years ago
10

A 12-kg block slides down a ramp which is at an incline of 30º. If the frictional force is 7.86 N, what is the coefficient of fr

iction?
Ok I don’t actually need answer but if y’all know anything I can practice questions like this pls give resources because I need to study but I can’t find actual good practice
Mathematics
1 answer:
nydimaria [60]2 years ago
5 0

Answer:

yep

Step-by-step explanation:

Um so qu-iz-let has flashcards that are great to help you also, if you look on you-tu-be there is a lot of help video's that will teach you want you need to learn about better than your teachers do.

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A new branch in its first year opened new accounts at a rate of 40 for every 100 customers calls. The total number of new accoun
Mumz [18]
40 new accounts          for:   100 customer calls
10,000 new accounts   for:   x customer calls.     
----------------------------------------------------------------
40 :  10,000 = 100 : x
x = (100 · 10,000 ) : 40 = 25,000
Answer: 25,000 customer calls were made.
4 0
3 years ago
0.4 is 10 times as much  as ?
dimulka [17.4K]
<span>0.4 is 10 times as much  as ? for answering this, we put x an unknown number such that 0.4 is 10 times as much  as x, so it does mean 0.4 =10x, so for finding the value of x, we divids 0.4 by 10, x= 0.4/10=0.04. the answer is 0.4 is 10 times as much  as 0.04Hope this helps. Let me know if you need additional help!</span>
8 0
3 years ago
Read 2 more answers
What ratio forms a proportion with 2/3?<br> A. 2/4 B. 3/4 C. 4/6 D. 3/2
LekaFEV [45]

Answer:

c

Step-by-step explanation:

because you can simplify 4/6 by 2.

2 goes into 4 twice and then 2 goes into 6 3 times

2/3

3 0
2 years ago
Consider a function that describes how a particular car’s gas mileage depends on its speed. What would be an appropriate domain
natta225 [31]
Domain are x values (independent variable);

Speed would be independent so what speeds can be used ? -30 mph, 30 mph, 1000 mph?

Can a car go 0 mph?

What is realistic?

I would say 0 greater or equal to x greater than whatever you think is beyond the max that a car can go.
8 0
3 years ago
Read 2 more answers
Calculate the mean of the following. 3,5,6,4,7,3,9,8​
madam [21]

Step-by-step explanation:

mean = sum of observation/ no. of observation

mean = 3+5+6+4+7+3+9+8/ 8

<h2>mean = 45/8 = 5.6</h2>
5 0
3 years ago
Read 2 more answers
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