A bag contains 50 tokens: 20 pink ,13 blue and 17 purble.if a person selects one token, replaces it,and then selects a second to
ken,what is the probability of selecting 2 of the same colour
1 answer:
Answer:
Step-by-step explanation:
this is independent
20/50= 2/5= 40% of getting pink, probability of getting 2= 20%
13/50=0.26= 26% of getting blue, probability of getting 2= 13%
17/50=0.34=34% of getting purple, probability of getting 2 = 17%
70%
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Answer:
11102
Step-by-step explanation:
Well 2 tens are 20 and 15 ones are 15 so 2 tens and 15 ones are 35 as an answer.
Let the three consecutive equals:
x, x+1, x+2
sum:
x+(x+1)+(x+2) = 36
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