X-15+9-4=x-10 there are ten fewer people after the second stop than the original amount
Answer:
I think its b but im not sure
Step-by-step explanation:
Answer:
its a
Step-by-step explanation:
Answer:b
Step-by-step explanation:
Given
Hilda draws a card from a deck of cards and it is seven.
It is certain that card is 7 so there a 4 cards which can be 7
i.e. 7 of hearts,7 of spades,7 of club,7 of diamond
So probability that it is the 7 of spades is