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Sever21 [200]
3 years ago
11

Why are you allowed to move the decimal points before dividing with decimals?

Mathematics
1 answer:
nadya68 [22]3 years ago
7 0
It is because both the dividend and the divisor are multiplied by 10, 100, 1000, or some other power of ten.
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Solve for x and y:<br>x = <br>y = ​
ICE Princess25 [194]

Answer:

x = 15

y = 21

Step-by-step explanation:

*triangle sum theorem*

(6x - 11)° + (81)° + (x + 5)° = 180°

(7x - 6)° + (81)° = 180°

(7x)° + (75)° = 180°

(7x)° = (105)°

x = 15

________________

*vertical angle theorem* *triangle sum theorem*

(6x - 11)° + (4y - 18)° + (y + 14)° = 180°

^

|

15

(79°) + (4y + y) + (14 - 18)°

_________________________

(79)° + (5y - 4)° = 180°

(5y)° + (75)° = 180°

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3 years ago
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lilavasa [31]

Answer:

check the photo below for the detailEd Answer

Step-by-step explanation:

3 0
3 years ago
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The Regency Hotel has enough space at its entrance for six taxicabs to line up, wait for guests, and then load passengers. Cabs
maksim [4K]

Answer:

The appropriate solution is:

(1) 22.81 minutes

(2) 0.171

Step-by-step explanation:

According to the question, the values will be:

The service rate of guess will be:

= 5+3.5

= 8.5 \ minutes

The mean arrival rate will be:

\lambda =\frac{60}{5}

  =7.5 \ cabs/hr

The mean service rate will be:

\mu= 7.05 \ cabs/hr

(1)

The average time a cab must wait will be:

⇒ W_q=22.95-\frac{1}{7.05}

⇒       =\frac{161.798-1}{7.05}

⇒       =\frac{160.798}{7.05}

⇒       =22.81 \ minutes

(2)

The required probability will be:

⇒ P(X\geq 6)=\frac{1-2.115}{1-7.5}

⇒                  =\frac{-1.1115}{-6.5}

⇒                  =0.171

6 0
3 years ago
What is 1 tenth of 3.0. as a decimal
tangare [24]
Answer=0.3

1/10 of 3.0 is 0.3

3.0*(1/10)=0.3
4 0
3 years ago
Anyone know this I’m stuck?
alexandr1967 [171]

Answer:

The answer is B.

Step-by-step explanation:

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3 years ago
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