What is the age of grand father puzzle

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A boy asks his father, “what is the age of grand father?“.
Father replied “He is x years old in x^2 years“,
and
also said, “we are talking about 20th century my son“.

What is the year of birth of grandfather?

SherlockHolmes Expert Asked on 10th September 2016 in

44

43 squared 1849
44 squared 19 36
45 squaRED 2025

SO SINCE 20 TH CENTURY IS BETWEEN 1899
2000
SO 1936 IS ONLY POSSIBLE SQUARE NUMBER BETWEEN REQUIRED VALUES SO HE
WAS 44 IN 1936

Yodha Expert Answered on 10th September 2016.

what is the shortest method to find perfect square between the given range?
pls help

harshit Starter Answered on 23rd September 2016.

he was born in 1892

20th century–>>1900-1999;
if x=44 then x^2=44^2=1936
so he was 44years old in 1936
So he was born in 1936-44=1892

teja592 Scholar Answered on 9th October 2016.

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