zaeem537505 zaeem537505
  • 22-08-2021
  • Mathematics
contestada

Plz help me with these with steps

Plz help me with these with steps class=

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BillyWong422
BillyWong422 BillyWong422
  • 22-08-2021

Answer: There are 100 blue marbles.

Step-by-step explanation:

252 x 2/7 = 72

72 is the number of the red marbles.

(252-72) x 4/9 = 80

80 is the number of the green marbles.

252-72-80 = 100

There are 100 blue marbles.

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