Question

Ratio of bus and train fare is 4:5. if bus fare increased by 10% and train fare increased by 20%new ratio of bus and train fare will be

Answer 1

Let the Ratios be 4x and 5x
Increased Bus fare =( 10/100 )*4x + 4x
= 22x/5
Increased Train fare = (20/100)*5x+5x
= 6x
.•. New Ratio = 22x/5 :6x
= 22/30= 11:15
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Answer 2

Bus fare=B
Train fare=T
B/T=4/5
Now,110%of B/120%of T=(11/12)×(4/5)
New bus fare B'
New Train fare=T'
B'/T'=11/15