Skip to content / Đến nội dung
ThichHocToan.com

2019 AMC 10B Question 11

AMC10 · 2019 AMC 10B

Question 11

Two jars each contain the same number of marbles, and every marble is either blue or green. In Jar $1$ the ratio of blue to green marbles is $9:1,$ and the ratio of blue to green marbles in Jar $2$ is $8:1.$ There are $95$ green marbles in all. How many more blue marbles are in Jar $1$ than in Jar $2?$
  1. $ 5 $
  2. $ 10 $
  3. $ 25 $
  4. $ 45 $
  5. $ 50 $