Twenty cards are numbered from 1 to 20. The cards are shuffled and then placed face down on the table. A card is drawn random. What is the probability that the number on this card is:

Question

Twenty cards are numbered from 1 to 20. The cards are shuffled and then placed face down on the table. A card is drawn random. What is the probability that the number on this card is:
a) 14
b) an even number
c)less than 11
d)divisible by 5
e)a prime number
f)22 ?

Reiny · Answer

If you are studying probability, you MUST be able to do these very simple questions. State your answers and I will check them

Damon · Answer

ten eerste ---Proberen te beantwoorden

Mya · Answer

Twenty cards are numbered from 1-20. The cards are shuffled. A card is drawn. Find the probability that the card has:
A) an odd number
B) a multiple of 4
C) a prime number
D) a number greater than 30
E) a number divisible by 1
Express each probability as many ways you can