UPSKILL MATH PLUS

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1. When two coins are tossed, what is the probability that two heads are obtained?
 
Answer:
 
Probability of getting two heads \(=\) ii
 
2. A manufacturer tested \(7000\) LED lights at random and found that \(25\) of them were defective. If a LED light is selected at random, what is the probability that the selected LED light is a defective one.
 
Answer:
 
The probability that the selected LED light is a defective one \(=\) ii