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statuscvo [17]
2 years ago
7

A bag contains 2 green, 9 brown, 7 yellow, and 4 blue marbles. Once a marble is selected, it is not replaced. Find each probabil

ity. a) P(brown, then yellow) = d) P(green, then blue) = = b) P(yellow, then yellow) = e) P(blue, then blue) = c) P(green, then NOT blue)​
Mathematics
1 answer:
klio [65]2 years ago
5 0

Answer:

:D.

Step-by-step explanation:

7/22*6/21=42/462=.09=9% chance of a yellow then a yellow selection.

2/22*17/21=34/462=.0736=7.36% chance of green & then not a blue.

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3 0
3 years ago
Ben is 4 times old as ishaan. 6 years ago, Ben was 6 times as old as ishaan <br> How old is Ben now?
SpyIntel [72]

Answer:

60years

Step-by-step explanation:

let Ben age = x

ishaan age = y

Ben is 4 times old as ishaan:

x=4y ..........equation (1)

6 years ago

Ben age = x-6

Ishaan age = y-6

x-6=6(y-6)

x-6=6y-36

x=6y-36+6

x=6y-30..........equation (2)

equating equation(1) and (2)

4y=6y-30

4y-6y=-30

-2y=-30

y=-30/-2=15

substituting the value of y into equation (1)

x=4y

=4*15

=60

Ben age now =60years

7 0
3 years ago
¿Cuál es el valor de la siguiente expresión? (-12) - (+8)
Agata [3.3K]

Answer:

huh? i really dont understand

Step-by-step explanation:

6 0
2 years ago
Can someone please help!!!!
Len [333]

Answer:

7

Step-by-step explanation:

the line follows a linear relation ship so follow the graph

7 0
3 years ago
Read 2 more answers
I need help on this!!!
Shalnov [3]

Answer: 1

Step-by-step explanation:

8 0
3 years ago
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