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Montano1993 [528]
3 years ago
8

How many 3-digit passwords can be formed from the digits 0 through 9

Mathematics
1 answer:
Setler79 [48]3 years ago
3 0
Answers 729 900 1,000 
This is asking "how many numbers are there from 0 to 999 ? " :)
(remember to include 0)
They want all the passwords from 000 through 999 So that's 10 choices for each of the three places. 10^3 = 1000. :) or just list them all 000 001 002 003 ... 997 998 999 Which is 1,000 total codes.

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-1/2(-3y+10) i need help solving this math problem
worty [1.4K]

Answer:

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
horace is a professional hair stylist. let ccc represent the number of child haircuts and aaa represent the number of adult hair
Novay_Z [31]

He can give at most 2 adult haircuts with the remaining time

<h3>How many adult haircuts at most can he give with the remaining time? </h3>

The inequality is given as:

0.75C + 1.25A <= 7

Also, we have

C = 5

Substitute C = 5 in 0.75C + 1.25A <= 7

0.75 * 5 + 1.25A <= 7

Evaluate the product

3.75 + 1.25A <= 7

Evaluate the like terms

1.25A <= 3.25

Divide by 1.25

A <= 2.6

Rewrite as

A < 3

Hence, he can give at most 2 adult haircuts with the remaining time

Read more about inequalities at:

brainly.com/question/15010638

#SPJ1

<u>Complete question</u>

Horace is a professional hair stylist. Let C represent the number of child haircuts and A represent the number of adult haircuts that Horace can give within 7 hours. 0.75C + 1.25A <= 7

Horace gave 5 child haircuts.

How many adult haircuts at most can he give with the remaining time?

8 0
2 years ago
83 tens times 2 tens
gizmo_the_mogwai [7]

Answer:

16600 should be the answer.

Step-by-step explanation:

because 830 times 20 is 16600.

hope i helped

6 0
3 years ago
Find the value of x that will make A||B
Ira Lisetskai [31]

Answer:

15?

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
5x-7y=-2<br> -5x-10y=-15
seraphim [82]

{5x-7y=-2

<u>{-5x-10y=-15     </u>(+)

<em>5x-5x-7y-10y=-17</em>

<em> </em>-17y=-17    /:(-17)

  y=1

<em /><em>5x-7 *1=-2</em>

<em />5x-7=-2    /+7

5x=5     /:5

x=1

<u>Solution:</u> (1; 1)   

8 0
3 years ago
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