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

 It is currently 05 May 2015, 14:08

### 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

# Tough and tricky 7: average temperature

 Question banks Downloads My Bookmarks Reviews Important topics
Author Message
TAGS:
Math Expert
Joined: 02 Sep 2009
Posts: 27228
Followers: 4231

Kudos [?]: 41088 [0], given: 5666

Tough and tricky 7: average temperature [#permalink]  11 Oct 2009, 17:26
Expert's post
1
This post was
BOOKMARKED
00:00

Difficulty:

(N/A)

Question Stats:

73% (01:58) correct 27% (01:23) wrong based on 20 sessions
The average of temperatures at noontime from Monday to Friday is 50; the lowest one is 45, what is the possible maximum range of the temperatures?

A. 20
B. 25
C. 40
D. 45
E. 75
_________________
Senior Manager
Joined: 18 Aug 2009
Posts: 331
Followers: 8

Kudos [?]: 197 [0], given: 13

Re: Tough and tricky 7: average temperature [#permalink]  11 Oct 2009, 17:31
250-45*4=70.
Range = 70-45 = 25.
Manager
Joined: 12 Jul 2009
Posts: 59
Followers: 1

Kudos [?]: 5 [0], given: 9

Re: Tough and tricky 7: average temperature [#permalink]  11 Oct 2009, 21:45
To find the maximum range, keep all the temp as the minimum(45). Thus the maximum temp would be 70 and hence the max range would be 25.
Math Expert
Joined: 02 Sep 2009
Posts: 27228
Followers: 4231

Kudos [?]: 41088 [0], given: 5666

Re: Tough and tricky 7: average temperature [#permalink]  12 Oct 2009, 08:44
Expert's post
Set of Tough & tricky questions is now combined in one thread: tough-tricky-set-of-problms-85211.html

You can continue discussions and see the solutions there.
_________________
Re: Tough and tricky 7: average temperature   [#permalink] 12 Oct 2009, 08:44
Similar topics Replies Last post
Similar
Topics:
Tough and tricky 5: Race 5 11 Oct 2009, 17:14
5 Tough and tricky 4: addition problem 9 11 Oct 2009, 16:42
Tough and tricky 3: leap year 5 11 Oct 2009, 16:25
Tough and tricky 2: 4 11 Oct 2009, 16:17
Tough and tricky: The sum of the even numbers. 5 11 Oct 2009, 16:11
Display posts from previous: Sort by

# Tough and tricky 7: average temperature

 Question banks Downloads My Bookmarks Reviews Important topics

 Powered by phpBB © phpBB Group and phpBB SEO Kindly note that the GMAT® test is a registered trademark of the Graduate Management Admission Council®, and this site has neither been reviewed nor endorsed by GMAC®.