subject
Mathematics, 30.10.2019 01:31 quetzaliescalona

Kevin has an equal number of dimes, nickels, and quarters in his piggy bank. he randomly picks a coin, replaces it, and picks another coin. what is the probability that the sum of the two coins picked is at least 30 cents?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 19:00
Teams of 4 are competing in a 1/4 mile relay race. each runner must run the same exact distance. what is the distance each teammate runs?
Answers: 1
question
Mathematics, 21.06.2019 22:00
Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.
Answers: 2
question
Mathematics, 22.06.2019 03:00
The hockey team has been great! in 2008, they won 20% more games than in 2007 in 2009 they won 50% more games than in 2008 what was their overall percentage increase from 2007 through2008?
Answers: 1
question
Mathematics, 22.06.2019 06:10
The life, in years, of a certain type of electrical switch has an exponential distribution with an average life b = 2. if 100 of these switches are installed in dif- ferent systems, what is the probability that at most 30 fail during the first year?
Answers: 1
You know the right answer?
Kevin has an equal number of dimes, nickels, and quarters in his piggy bank. he randomly picks a coi...
Questions
question
Mathematics, 17.12.2020 17:20
question
Mathematics, 17.12.2020 17:20
Questions on the website: 13722362