Question

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

Answer 1

Answer:

16 marbles

Step-by-step explanation:

Let the no. of blue marbles be x

A.T.Q:-

Ratio of red marbles to blue marbles:-

3:4::12:x

=> 3/4=12/x

=> 3x=12×4

=> x=12×4/3

=> x=16