please help!!

George Collect Pokemon card. He Plans to buy pack of card untill he gets his favorite character, but he only has enough money to by at most the Packs. Suppose That each pack has Prob of 0. 2 of Containing the card of The charadev Grouge is hoping for. let x be the number of Pack George buys . Heve probability Dhot to d . X 1 2 3 4 P ( X 2 K) / 5 k / 4K. 10. 13 0.51 what is frobility George buys at least 3 Pack of Cards 8 . 20 6 . 49 0 . 17 Can't Calculate we are missing lalive 0. 35