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Alex777 [14]
2 years ago
15

Can you solve it, please

Mathematics
2 answers:
weeeeeb [17]2 years ago
8 0

Answer:20

Step-by-step explanation:

3.1 *4.2=13.02 12.4*21=260.4 260.4/13.02=20

GREYUIT [131]2 years ago
3 0

Answer:

247.38

Step-by-step explanation:

21x12.4=260.4

4.2x3.1=13.02

260.4-13.02=247.38

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My tens digit is double my ones digit. i am less then 70 and greater than 60.
Arte-miy333 [17]

The answer you are looking for would be 63.

63 is greater than 60, but less than 70, and the tens place (6) is double the ones place (3). Thus meaning 63 is the answer.

I hope this helps!

4 0
3 years ago
1/2k - 1/4 = 1/3 what is k ?
Minchanka [31]

Answer:

7/6

Step-by-step explanation:

8 0
3 years ago
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lyudmila [28]
To calculate this probability is often easier to calculate the complement
the prob that we are looking for is 1-P(No salt packed in dinner)
Note: No salt packed with dinner is the complement event of having salt packed within
so let's find this probability
He is what we know
if John packs 4/45 chance no salt included
if Sue packs 3/70 chance no salt
if Marry packs 2/25 No salt
We are looking into probability is the sum (note these events are disjoint)
final result should be 1- that sum
5 0
3 years ago
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Which diagram shows lines that must be parallel lines cut by a transversal? 2 horizontal lines are intersected by a third line.
ivanzaharov [21]

Answer:

  (A)  At the intersection of the first line with the third line, the bottom left angle is 115 degrees. At the intersection of the second line with the third line, the uppercase left angle is 65 degrees.

Step-by-step explanation:

Alternate interior angles are supplementary when parallel lines are crossed by a transversal. The first description seems to be describing alternate interior angles. (See attachment)

_____

<em>Comment on orientation</em>

If the transversal is oriented horizontally, then the descriptions of the angles will be of different angles than assumed here.

8 0
3 years ago
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The product of a number and -7/10 is 1/2<br> What is the number?
kirza4 [7]
1/2*5
5/10+-7/10
-2/10
4 0
3 years ago
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