What years do you predict my future grand children will be born?

Question

If I have two kids in the 2020's.

1 boy, 1 girl.

The boy will have three in the late 2040's

The girl will have two kids in the early 2050's

Answer 1

depends if they want kids but i predict...

2036 (gets a girl preggy with twins very early age)

2041(they have another kid)

2053(she finally gets the twins she always wanted

thats my prediction

good luk with the grand-kids(and kids)

Answer 2

I guess my prediction would be between 2038 and 2054, with your first in 2038. Just a guess based on the info. you provided.