The ratio of red to blue to green marbles in a bag is 3 : 10 :4. If there are 39 red and blue marbles altogether, how many green marbles are there?

Question

asked Sep 18, 2022 53.6k views

1 Answer

Tletle · Answer 1 · 2022-09-23T19:12:23+0000

Answer:

12 green marbles

Explanation:

first we know that there are 39 red and blue marbles, so 3x+10x=39 x=3

since the amount of green marbles is 4x, and we know x=3, x*4=12