What is the result of increasing 50 by 30%?

Using inductive reasoning, what is the next two numbers in this set? 1,-7,13,-19 i got the numbers 14,-26 is that right?

The letters g e o r g i a are placed in a bag . if you picked a card and knew it was a vowel , what is the probability that it is an a ?

You draw a card at random from a deck that contains 33 black cards and 77 red cards.