Saturday
October 25, 2014

Homework Help: Math - Data please help!

Posted by Sally on Tuesday, December 6, 2011 at 6:01pm.

1) A lotery has 1,000,000 tickets and draws 100 tickets to award prizes. How many tickets would you expect to have to purchase before you would win a prize?

2) Lesley claims she can roll triples with three dice in fewer than 20 rolls.
a)what is the expected number of rolls that it would take to roll the first set of triples?
b)what is the probability that she will roll the triples in fewer than five rolls?

Thanks for your help!

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Math - Volunteers working to raise funds for a new community library sold 1000 ...
College Math - Volunteers working to raise funds for a new community library ...
algebra 1 - A charity fair raised $6,000 by selling 500 lottery tickets. There ...
math - Eric and Albert won prizes for selling the most raffle tickets. Together ...
math - A certain sweepstakes ticket has four categories of prizes with the ...
Math - 4. The Alan Company bought 80 tickets for a jazz company. After giving ...
Data Management - A lottery has one $1000000 prize, two $50000 prizes, ten $1000...
i need help!!!! - There were 100 more balcony tickets then main-floor tickets ...
Math - Three out of every 45 tickets sold in a food bank raffle will win a prize...
math - The Jeffrson middle school Booster clug is selling raffel tickets for a ...

Search
Members