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mezya [45]
3 years ago
15

The ten digit number of a two-digit is twice the units digit . If the digit are reversed the new number is 18 less than the orig

inal number . Find the number.
Mathematics
1 answer:
STALIN [3.7K]3 years ago
8 0

The two digit number can be:

21, 42, 63, 84

Now reverse those numbers and subtract to find one with a difference of 18:

21 - 12 = 9

42 - 24 = 18

The number would be 42.

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A carpet manufacturer is inspecting for flaws in the finished product. If there are too many blemishes, the carpet will have to
OleMash [197]

Answer:

10 square meters will have a standard deviation of 1.897.

Step-by-step explanation:

Standard deviation for n instances of a variable:

If the standard deviation for one instance of a variable is \sigma, for n instances of the variable, the standard deviation will be of s = \sigma\sqrt{n}

The standard deviation of the number of flaws per square yard is 0.6

This means that \sigma = 0.6

For the 10 square yards will a standard deviation of

n = 10, so:

s = \sigma\sqrt{n} = 0.6\sqrt{10} = 1.897

10 square meters will have a standard deviation of 1.897.

5 0
3 years ago
What is the product of 4 1/5 * 5 3/7?
OlgaM077 [116]

Answer:

Simplify the expression.

Exact Form:

114

5

Decimal Form:

22.8

Mixed Number Form:

22

4

5

Step-by-step explanation:

5 0
3 years ago
The question down below
Ratling [72]
Opposite angles are congruent. So the correct answer is A. x=118
3 0
3 years ago
I’m being timed PLEASE HELPPP
Eduardwww [97]

Answer:

What are the other options. It kind of looks like it could be the second one

7 0
3 years ago
The table lists the number of laps Maria swam daily for 6 days. What is the median of the number of laps she swam?
iVinArrow [24]

Answer: Option D. 13

Solution:

The data is:

16, 6, 8, 12, 14, 14

1) Sort the data from the least to the greatest:

6, 8, 12, 14, 14, 16


2) Find the median (middle value)

6, 8, 12, 14, 14, 16

1   2   3   4   5   6

We have to middle values, the third and fourth values (12 and 14), then the median is the average of these two values:

Median=(12+14)/2

Median=(26)/2

Median=13

7 0
3 years ago
Read 2 more answers
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