If Ryan and Smith car ratio is 5:8. Ryan bought 6 new car and Smith bought 2 new car. Now,Smith has 18 car.what is their car ratio now?
Select the correct option:
A) 5:4  B) 3:2  C) 8:9  D) 6:5  E) 7:5
current no. of Smith car=8x+2=18,8x=16,x=2.   current car ratio= 10+6/18=16/18=8:9.   answer 8:9
<result>C</result>
If Ryan and Smith car ratio is 5:8. Ryan bought 6 new car and Smith bought 2 new car. Now,Smith has 18 car.what is their car ratio now?