75
767 is a number. If you're looking for a "deeper" answer, 767 has been decoded by some as:(more at http://www.greaterthings.com/Word-Number/767.htm)MESSIAH = M (112) + E (104) +S (118) + S (118) + I (108) + A (100) + H (107) =767LUCIFER = L (111) + U (120) +C (102) + I (108) + F (105) + E (104) + R (117) =767With A=100, B=101, etc., 'MESSIAH' = 767 = 'LUCIFER.' Scripture words and pages numbered 767 provide commentary on the contrast between these two.
50
The digit 7 in the number 71 is in the tens place. In a two-digit number like 71, the rightmost digit is in the ones place and the leftmost digit is in the tens place. Therefore, the place value of the digit 7 in the number 71 is 70, which represents 7 tens.
Expressed as a decimal, rounded to two decimal places, sqrt(767) = ±27.69.
20 and 30
The number in question is 75.
75
70.21
It is not possible to give a sensible answer to the question. It mentions "these two tens" and then fails to list any tens. It would be useful if you could be bothered to check your questions for completeness before posting them.
97
97
477 is between 470 and 480
'94' rounded to the nearest tens is '90'.
37
320 and 330
330 and 340.