Question

A jar contain only red, white ,and blue marbles .the number of red marbles is 4/5 the number of white ones ,and the number of white ones is 3/4 the number of blue ones.if there are 470 marbles in all, how many of them are blue?​

Answer 1

Step-by-step explanation:

Hey mate, this might help you

let,

red marbles= x

white marbles = y

blue marbles = z

Then according to the question,

4/5 x 3z/4 + 3z/4 + z = 470

after solving this equation,

you get,

z= 200

y= 150

x= 120

I hope it helped you

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