Homework Help: maths please check my answer

Posted by Anonymous on Saturday, November 8, 2008 at 9:01pm.

paul orders a pizza. chef carl randomly chooses two different toppings to put on the pizza from the following:~ pepperoni, onion, sausage, mushrooms and anchovies.
if paul does not eat pizza with mushrooms, determine the probablity that paul will not eat the pizza that chef carl made.

is it 1/5????

maths please check my answer - drwls, Saturday, November 8, 2008 at 11:21pm
There are 5!/(2!*3!) = 120/12 = 10 ways of picking two toppings from five. There are 4 two-topping combinations that do have mushrooms.

Therefore the chances of there being mushrooms on the pizza are 2 in 5.
chemistry - sara, Friday, November 14, 2008 at 10:28pm
Given that S is the central atom, draw a Lewis structure of OSF4 in which the formal charges of all atoms are

help ?
- chemistry - sara, Friday, November 14, 2008 at 10:29pm
  Given that S is the central atom, draw a Lewis structure of OSF4 in which the formal charges of all atoms are
  
  help ?
  - chemistry - mandy, Friday, November 14, 2008 at 10:40pm
    Write a Lewis structure of OSF4 in which the formal charges of all atoms are zero
- chemistry - glen, Wednesday, May 6, 2009 at 1:48am
  single bonds on all S to F's, double bond on S to O. Then count valence electrons and add appropriately.

Answer this Question

Related Questions

math - 800 student in a class 3/4 of them ordered pizza and 1/2 ordered ...
Intro to probability - A certain pizza restaurant offers three different sizes ...
math - Dominoes pizza offers 30 different types of pizza and 9 of them contain ...
Algebra - In a recent survey of middle school students about pizza toppings, it ...
algebra - how many different pizzas can be made if a pizza shop has 6 meat ...
Math - Carol had a pizza party for her friends. She ordered 5 different kinds of...
math - Sammy’s Pizza Shop offers 2 different pizza crusts, 3 different ...
math - A pizza place has 5 different toppings. How many different pizzas can be ...
math word problem - Bill likes pepperoni pizza, and Howard like sausage pizza. ...
Math (Data Management) - The student council is ordering pizza for their next ...

For Further Reading

First Name:
School Subject:
Answer: