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You ask a neighbor to water a sickly plant while you are on vacation. Without water the plant will die with probability 0.7.
0 answers
999 views
Factories A and B produce computers. Factory A produces 3 times as many computers as factory B. The probability that an item
2 answers
808 views
A fair die is rolled 16 times. What is the expected sum of the 16 rolls?
0 answers
631 views
What is the probability that a 8-digit phone number contains at least one 5? (Repetition of numbers and lead zero are allowed).
0 answers
956 views
3 cards are drawn simultaneously at random from a standard deck.
Find the probability that all the cards are hearts.
1 answer
1,129 views
If the odds for A are 4 to 2, what is the probability of A?
1 answer
387 views
In how many ways can 5 ice cream toppings be chosen from 12 available toppings?
1 answer
1,020 views
