a bag contains 12 blue marbles, 5 red marbles, and 3 green marbles, Jonas select marble and then returns it to the bag before selecting a marble again if Jonas select blue marble 4 out of 20 times what is the next marble he selects will be blue ?

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step-by-step explanation:

27/4x^6 y^8

step-by-step explanation:

4(3x^2y^4)^3 (2x^3y^5)^4

=

108x^6 y^12 /16x^12 y^20

=

108 /16x^6 y^8

=

27 /4x^6 y^8

i those same problems in math and dont know how to do them