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zhenek [66]
3 years ago
13

A. Wall paper border costs $12.89 for a 15 feet roll. How many rolls do you need to purchase?

Mathematics
1 answer:
Musya8 [376]3 years ago
3 0

Answer: A:3 B: 38.67

Step-by-step explanation: See the other question I posted on as it is the same numbers and has in depth steps.

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Plz help. I dont know how to solve this plz.
Shkiper50 [21]

Answer:

its 0,6

Step-by-step explanation:

you just move however much it asks

7 0
3 years ago
Read 2 more answers
There are 250 votes tallied in a school election with 3 candidate:A, Candidate B, and Candidate C. If 150 of the votes are for c
Tanya [424]

The answer is 75 and here's why.

Let's figure out the amount of remaining votes to prove this.

250 total votes   -    150 votes for candidate a = 100 votes.

                minus ↑ sign

Candidate B received 25% of the votes, so let's find<u> 25% of 100</u>

<u>100 * 0.25 = 25 votes</u>

Candidate B only got 25 votes (that's kinda sad, poor guy)

<u>100 - 25 votes = the # of votes candidate C got </u>

Candidate C got 75 votes!


3 0
3 years ago
Which of the following is the correct factorization of the polynomial below?
serg [7]

Answer:

D but see below.

Step-by-step explanation:

It can be factored if you are allowed to use square roots.

(p + 5√5)(p - 5√5)

Usually, you are not allowed to do that. Usually you must be working with whole numbers or rational well behaved fractions.

I think, given the above comment, the answer is D

4 0
3 years ago
I thought of a two-digit number. The unit digit of my number is a prime number, and the tens digit is four times as big as the u
sergiy2304 [10]
<h3>Answer:  82</h3>

====================================================

Explanation:

Let A be the tens digit and B be the units digit

We can write the number as AB. So if A = 9 and B = 2 for instance, then the number is AB = 92. Keep in mind I'm not multiplying A and B here.

"The unit digit is a prime" means B could be any of these values {2,3,5,7}. We only list the single digit primes. The value 1 is not prime.

Now multiply each of those items by 4

4*2 = 8

4*3 = 12

4*5 = 20

4*7 = 28

Of those results, only 4*2 = 8 leads to a single digit answer.

This must mean that A = 8 and B = 2

Therefore the number is AB = 82.

4 0
3 years ago
Write: 4.9x10^-2 as an ordinary number
svet-max [94.6K]
4.9\cdot10^{-2}=4.9\cdot\frac{1}{100}=4.9:100=0.049
6 0
3 years ago
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