Question

17:__<1 Какое число пропущено?

Answer 1

17:50 <1. Так как 17:50=0.34

Answer 2

$a \div ( - a) = -$
17:(-17)=-1
-1<1

Answer 3

Based on the information provided, it seems there is a mathematical expression with a missing number. Unfortunately, I cannot determine the missing number as the expression is incomplete. Could you please provide more context or the complete expression so that I can help you find the missing number?