Data is missing but assuming the values:
Equation is as follows:
(1-β^2) = 10/150
β =v/C = 0.99
v = 0.99 C
As,
Distance = Velocity * Time
So,
1st Distance= 0.99 C* time = 0.99 C*150 years = 148.5 light years
2nd Distance = 0.99 C* time = 0.99 C*10 years = 9.9 light years
