subject
Mathematics, 09.04.2020 21:07 Josediego55

A security alarm requires a four-digit code. The code can use the digits 0–9 and the digits cannot be repeated. Which expression can be used to determine the probability of the alarm code beginning with a number greater than 7? StartFraction (2 P 1) (9 P 3) Over 10 P 4 EndFraction StartFraction (2 C 1) (9 C 3) Over 10 C 4 EndFraction StartFraction (10 P 1) (9 P 3) Over 10 P 4 EndFraction StartFraction (10 C 1) (9 C 3) Over 10 C 4 EndFraction

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 17:30
Can someone me and do the problem plz so i can understand it more better
Answers: 2
question
Mathematics, 21.06.2019 21:00
How do i put 3(x+7) in distributive property
Answers: 2
question
Mathematics, 21.06.2019 23:30
Paul can type 60 words per minute and jennifer can type 80 words per minutes.how does paul's typing speed compare to jennifer's
Answers: 1
question
Mathematics, 22.06.2019 00:30
Tyler reads 2/5 of a book on monday, 1/3 of it on tuesday, 2/9 of it on wednesday, and 3/4 of the remainder on thursday. if he still has 14 pages left to read on friday, how many pages are there in the book?
Answers: 3
You know the right answer?
A security alarm requires a four-digit code. The code can use the digits 0–9 and the digits cannot b...
Questions
question
Social Studies, 25.07.2019 07:00
Questions on the website: 13722363