Thursday

October 23, 2014

October 23, 2014

Posted by **steph** on Thursday, June 20, 2013 at 3:23pm.

- probability -
**Steve**, Thursday, June 20, 2013 at 3:55pmif the first 2 digits are 97 then there are 10^6 ways of picking the other 6 digits.

Since the 97 can appear in 7 different places in an 8-digit number, that means there are 7,000,000 ways to make an 8-digit numbers with 97 in it.

- probability -
**Steve**, Thursday, June 20, 2013 at 6:10pmso, that would be a probability of 7*10^6/9*10^7 = 7/90 = .0777

**Answer this Question**

**Related Questions**

Math - Probability - what is the probability of getting two sets of 8 digit ...

business math - What is the probability that a 8-digit phone number contains at ...

Probability - The serial number on a $10 bill contains eight non-zero digits. If...

Probability - The serial number on a $10 bill contains eight non-zero digits. If...

math - A bag contains ﬁfty slips (small pieces of paper) with the ...

statistics - At a church bazzar they have a game of chance that consists of ...

probability - please help! 1.) A random digit from 1 to 9 (inclusive) is chosen...

Math - A spinner has numbers 1-16 on it. Probability of 6? 1/16 Probability not ...

Probability - A nickel is flipped and a dime is flipped. 1. What is the ...

Finite Math - An urn contains sixteen red balls and seventeen white balls. A ...