If nCk represents the number of ways k parts can be chosen from a pool of n, the probability of interest is the complement of the probability of selecting all good parts.
1 - (167C3)/(170C3) = 42,085/804,440 ≈ 0.0523
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nCk = n!/(k!(n-k)!)
Answer:
60
Step-by-step explanation:
It is really easy just subtract the money with the percentage
Answer:
300
Step-by-step explanation:
Let the number be X
62/100 × X = 186
X = 186 × 100/62
X = 300
Step-by-step explanation:
Y=4(5)-9
=11
you must follow the formula given
