Of the three-digit integers greater than 700, how many have

This topic has expert replies
User avatar
Newbie | Next Rank: 10 Posts
Posts: 2
Joined: Sat Oct 01, 2016 9:41 am
I have been struggling with this question. Any help in detail will be much appreciated thank you :)

Of the three-digit integers greater than 700, how many have two digits that are equal to each other and the remaining digit different from the other two?

A. 90
B. 82
C. 80
D. 45

User avatar
GMAT Instructor
Posts: 15539
Joined: Tue May 25, 2010 12:04 pm
Location: New York, NY
Thanked: 13060 times
Followed by:1906 members
GMAT Score:790

by GMATGuruNY » Sat Oct 01, 2016 10:04 am
Private tutor exclusively for the GMAT and GRE, with over 20 years of experience.
Followed here and elsewhere by over 1900 test-takers.
I have worked with students based in the US, Australia, Taiwan, China, Tajikistan, Kuwait, Saudi Arabia -- a long list of countries.
My students have been admitted to HBS, CBS, Tuck, Yale, Stern, Fuqua -- a long list of top programs.

As a tutor, I don't simply teach you how I would approach problems.
I unlock the best way for YOU to solve problems.

For more information, please email me (Mitch Hunt) at [email protected].
Student Review #1
Student Review #2
Student Review #3

GMAT/MBA Expert

User avatar
Elite Legendary Member
Posts: 10392
Joined: Sun Jun 23, 2013 6:38 pm
Location: Palo Alto, CA
Thanked: 2867 times
Followed by:511 members
GMAT Score:800

by [email protected] » Sat Oct 01, 2016 10:09 am
Hi Gmatgirl,

This question was discussed here:

https://www.beatthegmat.com/digits-numbers-t268761.html

GMAT assassins aren't born, they're made,
Rich
Contact Rich at [email protected]
Image