[Vocabulary] life expectancy

[Will17]

Hello!

Are these sentence grammatically correct, please?

-Men's expectancy is 78 years old.

-Men have a life expectancy of 78 years old.

Thanks a lot.
Will

 

[bhaisahab]

Hello!

Are these sentence grammatically correct, please?

-Men's expectancy is 78 years old.

-Men have a life expectancy of 78 years old.

Thanks a lot.
Will

No. "Men have a life expectancy of 78 years."

 

[Will17]

No. "Men have a life expectancy of 78 years."

Thank you Bhai.

And is this sentence correct?:

"Men's expectancy is 78 years. "

Thanks

 

[bhaisahab]

Thank you Bhai.

And is this sentence correct?:

"Men's expectancy is 78 years. "

Thanks

"Men's life expectancy is 78 years."

 

[Will17]

Thank you, sorry for the oversight...