why is 7 the largest integer smaller than the square root of 50

Question

I seriously need this answer

Answer 1

√36 = 6

√49 = 7

√50 = ??

√64 = 8

 

Therefore √50 = 7.something

Answer 2

What is the square root of 50 approximately? 7*7=49 8*8=64 so it's somewhere between 7 and 8. Now what is the seventh largest integer? 1 2 3 4 5 6 7 looks like 7 and 7<√50. So the answer is?

 

Jim