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GREYUIT [131]
3 years ago
12

How many strings of 4 decimal digit do not contain the same digit twice?

Mathematics
1 answer:
goblinko [34]3 years ago
7 0
9*9*8*7

You can choose 9 digits for the first digit, 9 Fót the second (because IT can be 0) and 8 Fót the third etc.. hope this helps
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Zoey bought a plant and planted it in a pot near a window in her house. Let H
lys-0071 [83]

Answer:

9

Step-by-step explanation:

7 0
2 years ago
None of this makes sense
Elena L [17]

The volume of the cone is:

V=Sb×h/3=(pi×r²)×h/3, where Sb is the area of the base (circle of radius r) and h is the height.

V=pi×r²×h/3=pi×1.5²×5/3=11.775in³

The closest indicated value is the first one, 11.78in³

7 0
3 years ago
Mark earned a 64 on his last science quiz. If Mark’s z-score was -2.8 and the standard deviation was 10, find the mean grade on
docker41 [41]

Answer:

he score is 2.15 standard deviations above the mean.

Step-by-step explanation:

8 0
3 years ago
What is 9/10 + 7/100?
svet-max [94.6K]

9/10 + 7/100

find the common denominator for 9/10 which is 100

multiply by 10 for 9/10

(9)(10)=90

(10)(10)=100

90/100+7/100

Answer:

97/100

8 0
3 years ago
Read 2 more answers
In a soccer game the winner gains 3 points, while the loser gains 0 points. If the game is a draw, then the two teams gain 1 poi
Mariana [72]

Answer:

10 losses

Step-by-step explanation:

Here, we want to get the greatest possible number of games the team lost

Let the number of games won be x

Number drawn be y

Number lost be z

Mathematically;

x + y + z = 38

Let’s now work with the points

3(x) + 1(y) + z(0) = 80

3x + y = 80

So we have two equations here;

x + y + z = 80

3x + y = 80

The greatest possible number of games lost will minimize both the number of games won and the number of games drawn

We can have the following possible combinations of draws and wins;

26-2

25-5

24-8

23-11

22-14

21-17

21-17 is the highest possible to give a loss of zero

Subtracting each sum from 38, we have the following loses:

10, 8, 6, 4, 2 and 0

This shows the greatest possible number of games lost is 10

5 0
3 years ago
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