Find all School-related info fast with the new School-Specific MBA Forum

 It is currently 25 Jun 2016, 00:02

### GMAT Club Daily Prep

#### Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.

Customized
for You

we will pick new questions that match your level based on your Timer History

Track

every week, we’ll send you an estimated GMAT score based on your performance

Practice
Pays

we will pick new questions that match your level based on your Timer History

# Events & Promotions

###### Events & Promotions in June
Open Detailed Calendar

# Three marksmen shoot a target with according probabilities

Author Message
SVP
Joined: 03 Feb 2003
Posts: 1603
Followers: 8

Kudos [?]: 175 [0], given: 0

Three marksmen shoot a target with according probabilities [#permalink]

### Show Tags

09 Oct 2003, 01:33
00:00

Difficulty:

(N/A)

Question Stats:

0% (00:00) correct 0% (00:00) wrong based on 0 sessions

### HideShow timer Statistics

This topic is locked. If you want to discuss this question please re-post it in the respective forum.

Three marksmen shoot a target with according probabilities of 0.9, 0.7, and 0.6. Find the probability that exactly two will miss.
Manager
Joined: 13 Aug 2003
Posts: 68
Location: India
Followers: 1

Kudos [?]: 1 [0], given: 0

### Show Tags

09 Oct 2003, 05:26
2 ppl can miss if
AB miss C hits
A hits BC miss
B Hits and AC miss

multiplying all combinations I got .154

cheers
neeraj
CEO
Joined: 15 Aug 2003
Posts: 3461
Followers: 67

Kudos [?]: 803 [0], given: 781

### Show Tags

09 Oct 2003, 06:08
stolyar wrote:
Three marksmen shoot a target with according probabilities of 0.9, 0.7, and 0.6. Find the probability that exactly two will miss.

0.9*0.3*0.4 + 0.1*0.3*0.6 + 0.1*0.7*0.4

0.108 + 0.018 + 0.028 = 0.154

correct?

thanks
praetorian
Re: PS: 3 marksmen   [#permalink] 09 Oct 2003, 06:08
Display posts from previous: Sort by