Question

solve bhaiya tennetiraj plzz ​

Answer 1

let the speed of A be xkm/ h and B be y km/hr

=30/x-30/y=3....(1)

second if A double it's speed

30/y-30/2x=3/2......(2)

let 1/x =u and 1/y =v

adding (1) and (2)

30u-15u=9/2

u=3/10; x=10/3 km/hr

putting x=10/3 in...(1)

y=5km/hrs

Answer 2

Answer:

answer for the given problem is given