Wednesday
November 26, 2014

Homework Help: Math/Statistics

Posted by John on Sunday, September 27, 2009 at 7:23am.

I don't get how to do this...can anyone help?

1. In a large box are 20 ping-pong ballsó10 of them are red and numbered 1 through 10, and the other 10 of them are green and also numbered 1 through 10. Two balls are selected from the box without replacement.

1.
a.Find the probability that the first ball selected is red and even.

2.
b.Find the probability that the first ball selected is red OR even.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

statistics - 1. In a large box are 20 ping-pong ballsó10 of them are red and ...
Math - A bag contains a set of ping pong balls numbered from 1 to 12. If you ...
Math--PLEASE HELP!!! - Let's begin with a rather straightforward lottery in ...
physics - Donald Duck and his nephews manage to sink Uncle Scrooge's yacht (m = ...
physics - Donald Duck and his nephews manage to sink Uncle Scrooge's yacht (m = ...
Physics - How much kinetic energy does a 1 kg ball have if it has a velocity of ...
physics - Donald Duck and his nephews manage to sink Uncle Scrooge's yacht (m = ...
Statistics - I have two boxes with balls; box #1 and box #2. Box #1 has 3 red ...
math - A basket contains 15 red numbered balls and 10 white numbered balls. A ...
physics - A 3.0 g ping pong ball is suspended from a thread 35 cm long. When a ...

Search
Members