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Bess [88]
3 years ago
5

Rick spent $22.50 to purchase 9 toy robots. What is the unit rate for each toy robot purchased?

Mathematics
1 answer:
Rus_ich [418]3 years ago
4 0
2.50 dollars
You have to divide 22.5 by 9.
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What is 2x-(x-2)=-2-(x-1)​
bezimeni [28]
Distribute first so
2x-x+2=2-x+1
Combine like terms so
x+2=3-x
Get terms on the same side so
2x+2=3
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X=1/2 or .5

8 0
3 years ago
Errors in an experimental transmission channel are found when thetransmission is checked by a certifier that detects missing pul
irina1246 [14]

Answer:

As shown below

Step-by-step explanation:

Given that when X denotes the errors in an experimental transmission channel, when checked by a certifier that detects missing pulses. follows the cumulative density function as given below:

F(x) = 0, 0

(a) P(X \leq  4) =F(4) = 0.9\\(b) P(X > 7)=1-F(8) = 0\\(c) P(X \leq  5)=F(6) = 0.9 \\(d) P(X> 4)=1-F(4)=1-0.9=0.1 \\(e) P(X \leq  2)=F(3) = 0.7

6 0
3 years ago
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sukhopar [10]
I need the table
To answer
4 0
3 years ago
The scale of a map uses 10 cm for 30 km.<br> How many centimeters does it use for 9 km?<br> +
xxTIMURxx [149]

Answer:

3 km

Step-by-step explanation:

30 divided by 10 is 3.

9 divided by 3 is 3.

Therefore, your answer is 3.

8 0
3 years ago
Help I can’t figure it out.
polet [3.4K]
The discount price would be $21.98

The final price would be $124.56

yw, mwah
7 0
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