HELP ANYONE PLZ?
Victoria selects a card at random from a box of blank greeting cards. The box has 5 "Happy Birthday" cards, eleven "Thank You" cards, and 4 "Get Well Soon" cards. What is the probability that she selects a "Happy Birthday" or "Get Well Soon" card?

sixty-six percent
eighty-nine percent
forty-five percent
nine percent

Question

HELP ANYONE PLZ?
Victoria selects a card at random from a box of blank greeting cards. The box has 5 "Happy Birthday" cards, eleven "Thank You" cards, and 4 "Get Well Soon" cards. What is the probability that she selects a "Happy Birthday" or "Get Well Soon" card?
 	
	sixty-six percent
	eighty-nine percent
	forty-five percent
	nine percent

anonymous · Answer

You have to add up the cards... so 9 cards. Now put that over all the cards added up. 20 cards. 9/20. So divide the numbers. You get a 45% chance, or 0.45.

anonymous · Answer

thank you

anonymous · Answer

No problem!

anonymous · Answer

Jeesh you're typing a long message :P