My neighbor has two cats and both cats have yellow eyes. therefore when to cats live together, they will both have yellow eyes.

Inductive reasoning has to do with coming to a certain prediction or a conclusion based on multiple true premises.
Here, we know that these two cats live together and that they have yellow eyes. These two statements are true. So, naturally, we can conclude that any two cats which live together will have yellow eyes.
Now, whether or not this is correct, that is beside the point. 

Answer d; a supplementary angle = 180°, so if that angle = 150°, y would = 30°.