Mathematics, 30.10.2021 09:10 fatty18
Every day Jo practices her tennis serve by continually serving until she has had a total of 50 successful serves. If each of her serves is, independently of previous ones, successful with probability .4, approximately what is the probability that she will need more than 100 serves to accomplish her goal
Answers: 3
Mathematics, 21.06.2019 19:00
Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?
Answers: 3
Mathematics, 21.06.2019 19:30
Solve for x and y: 217x + 131y = 913; 131x + 217y = 827
Answers: 1
Mathematics, 21.06.2019 22:40
Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?
Answers: 2
Mathematics, 21.06.2019 23:20
Which shows a reasonable estimation for 124% of 42 using the distributive property?
Answers: 1
Every day Jo practices her tennis serve by continually serving until she has had a total of 50 succe...
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