12-11-2021
Mathematics

contestada

A bag contains 12 red marbles. The ratio of red marbles to blue marbles is 4 : 3. Find the number of blue marbles in the bag.

Respuesta :

12-11-2021

Answer:

9

Step-by-step explanation:

→ Divide the number of red marbles by the ratio of red marbles

12 ÷ 4 = 3

→ Multiply 3 by the ratio of 3

9

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