HELP ASAP OPTIONS ON THE IMAGE Which representations show a direct variation? (i think its 3 and another one but pls verify)

i belive those are the ones that are under 90 degreese.

irrational, then, just means all the numbers that aren't rational. every integer is a rational number, since each integer n can be written in the form n/1. however, numbers like 1/2, 45454737/2424242, and -3/7 are also rational, since they are fractions whose numerator and denominator are integers.

step-by-step explanation: