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VladimirAG [237]
2 years ago
12

PLZZZZ HELP MEEEEE IM GIVING 20 POINTS

Mathematics
1 answer:
Naily [24]2 years ago
3 0
1.theoretical is not counting the results of the experimentssince there are an equal number of red and black and red, the probblity (theoretical) of picking a black one is 1/3
experimental=number of outcomes happened/total number of tests4 times black, 4 tests, so 4/4 or 100%=experimental proablity

2. experimental considered previous trials and theoretical did not

3. theoretical=(1/4) the trials don't influence each other so1/(4*4)=1/16
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Svet_ta [14]

Answer:

5.2 Km/Min

Step-by-step explanation:

Speed/Rate= Distance/Time

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Speed/Rate = 5.2 KM/min

4 0
3 years ago
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Helena lost her marbles. But then she found them and put them in 4 bags with mm marbles in each bag. She had 3 marbles left over
77julia77 [94]

Answer:

4m +3 marbles does Helena have in all.

Step-by-step explanation:

Here, m represents the marble in each bag.

She put them in 4 bags with m marbles in each bag.

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then, in 4 bag she have 4m marbles

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Therefore, 4m +3 marbles does Helena have in all.


8 0
3 years ago
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xxMikexx [17]

Answer:

Yes that's correct. I just took a test on this not to long ago and got a 100%. I had this type of problem.

Step-by-step explanation:

Hope this helps!

4 0
3 years ago
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A sequence of numbers can be found by using the expression 2n + 7. Find the 3rd
xenn [34]

Answer:

2n+7

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7 0
3 years ago
Show steps to solve 3x-18=0
ANEK [815]

Answer:

x = 0

Step-by-step explanation:

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8 0
3 years ago
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