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PtichkaEL [24]
3 years ago
7

)Alex used to spend two hours a day playing video games after school. He has replaced one of the video game playing hours with a

n hour of running. What do you predict will be a result of this change?
SAT
2 answers:
Bond [772]3 years ago
6 0
He will be more fit and healthy because he's going to be exercising more.
gayaneshka [121]3 years ago
3 0
He will be more healthy
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The access code for a card security system consist of four digits the first digit cannot be 4 and the last digit must be odd. Ho
Deffense [45]

Different codes for access code which are available are: 4000

_ _ _ _

1 2 3 4

1st blank can be filled with the following possibilities, here the conditions are:

1)The first digit cannot be 4

2)The first digit cannot be 0 also since it makes the access code 3 digits hence

From 1 to 9 except 4 there are  8 possible ways to fill that blank

<u>8</u>

2nd blank can be filled with any number between 0 to 9 in 10 possible ways

<u>8</u> <u>10 </u>

3rd blank can be filled with any number between 0 to 9 in 10 possible ways

<u>8</u> <u>10</u> <u>10</u>

4th blank can be filled with any odd numbers between 0 to 10 - 1,3,5,7,9

<u>8</u> <u>10</u> <u>10</u> <u>5</u> = 8 x 10 x 10 x 5 = 4000

Hence to conclude that 4000 available codes are there for the access security card

To know more about permutations and combinations please follow this link

brainly.com/question/1216161

5 0
11 months ago
SAT Reading , pls help me answer these question
fenix001 [56]
Pues no entiendo porque. Perdón pero no puedo ayudar
6 0
2 years ago
How are frequency tables and histograms alike and how are they different
Eva8 [605]

Answer:

In a histogram, you can use the same intervals as you did for the frequency table. The bars in the histogram will have no space between them. The histogram shows the same information as the frequency table does. However, the histogram is a type of graph, meaning that it is visual representation.

Explanation:

pls brainlist

8 0
2 years ago
A job candidate at a large job fair can be classified as unacceptable
Llana [10]

Answer:

True

Explanation:

There are 3 different classifications:

-unacceptable

-provisional

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What do i need to pass the test
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no lower than a 70% to pass a test you cannot have anything lower than a C

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