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A cooler contains 5 cans of soda, 2 colas 2 orange and 1 cherry. Two cans are selected at random without replacement. Find the prob that at least one can is a cola.

A) 1/10
B) 3/10
C) 7/10
D) 9/10
E) None

Respuesta :

Answer:

9/10

Step-by-step explanation:

Probability of 1st can being cola = 2/5

If not a cola then probability of 2nd can being cola = 2/4 = 1/2

So total = 2/5 + 1/2 = 9/10.

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