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Sonja [21]
3 years ago
11

Please help me with these

Mathematics
1 answer:
mel-nik [20]3 years ago
4 0

Answer:

a=-16/9

m=26/9

k=-71/20

Step-by-step explanation:

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A woman plans to buy some bottles of alcohol, a bottle of Heineken goes for $800 while that of monster drink $250. she doesn't h
Alja [10]

Answer:

The inequalities that must be satisfied is

x + y  \leq  32

x(800) + y(250)  \leq 3500

Step-by-step explanation:

Let the number of  Heineken bottles be x

Let the number of  monster drink bottles be y

Her crate cannot hold more than 32, This situation can be represented as

\text{Number of  Heineken bottles  +   number of  monster drink bottles } \leq 32

That is

x + y  \leq  32 ------------------------(1)

Cost of one Heineken bottles = $800

Cost of one  monster drink bottles = $250

then

x \times \text{cost of one Heineken bottle }  + y \times \text{ cost of one monster drink bottle} \leq 3500x

x(800) + y(250)  \leq 3500------------------(2)

5 0
4 years ago
At a picnic there were 3 times as many adults as children and twice as many women as men. If there was a total of x men, women,
Lisa [10]

Answer:

I believe the answer is c.) x=4

Step-by-step explanation:

I saw this on a webpage:

The moment we see “x,” we can consider picking numbers. The key here is contemplating how complicated the number should be. Swim with the current – let the question tell you. A quick look at the answer choices reveals that x could be something simple. Ultimately, we’re just dividing this value by 2, 3, 4, 5, or 6.

Keeping this in mind, let’s think about the first line of the question. If there are 3 times as many adults as children, and we’re keeping things simple, we can say that there are 3 adults and 1 child, for a total of 4 people. So, x = 4.

Now, we know that among our 3 adults, there are twice as many women as men. So let’s say there are 2 women and 1 man. Easy enough. In sum, we have 2 women, 1 man, and 1 child at this picnic, and a total of 4 people. The question is how many men are there? There’s just 1! So now we plug x = 4 into the answers and keep going until we find x = 1. Clearly x/4 will work, so C is our answer. The key was to let the question dictate our approach rather than trying to impose an approach on the question.

7 0
3 years ago
Read 2 more answers
How fast is the train going if it can travel<br> 100 miles in 30 minutes?
DerKrebs [107]

30 min = 30/60 hr = 0.5 hr

d = rt

100 = r*0.5

100/0.5 = r

200 = r

r = 200 mph.

We know that Rate = distance/time

(30 minutes is .5 hour)

Rate=100 mile/.5 hour

Divide and we get:

Rate=200 MPH

(Hint: MPH is Miles per Hour---Per means "for each")

Make sense?

4 0
2 years ago
The cost of renting a certain type of car is $38 per day plus $0.12 per mile. a linear function
IgorLugansk [536]
If you do it by equation it is (not specified total) = 38 + 0.12 which gives you the answer.
4 0
3 years ago
Someone help pls, 3.12
astraxan [27]
1. (x + 5, y - 6) 3/4
2. c
3. b and c
4. b and c
5. c
3 0
4 years ago
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