Question

A 12 year old girl sends her 38 year-old parents on a vacation trip to the center of the Universe. When they return, the parents have aged 22 years, and the girl is the same age as her parents. How fast was the ship going?

Answer 1

@Compassionate

Answer 2

What do you think it is?

Answer 3

i dont know how to set up the problem to get the answer :\

Answer 4

brb

Answer 5

k :)

Answer 6

@Compassionate

Answer 7

The parents are now 60 so they aged 18 years. The girl is now 60 so she aged 38 years.
The time dilation equation is:
t' = t√ [1-V²/c² ]
18 = 38 √ [1-V²/300000000² ]

Answer 8

EDIT: Major edit!! I forgot the *10^8 part which is very important

Solve for V and you get 2.64208 * 10^8 meters per second

Answer 9

thank you that took forever!!! :'(

Answer 10

can you help me with another one please? :)

Answer 11

Sure.