Search found 5 matches
QG11 Question: 144 DS
For the second statment: I multiplied both sides by 10 hence I got 1^n-1 > 1 and because one is equivilant to 1^1 I dropped the 1's and was left with: n-1 > 1 --> n > 2 which is the same as the first statement Is this the right way of doing it or was it a fluke? can I do this question this way inste...
- by nuku888
Mon Apr 30, 2007 2:26 pm- Forum: Data Sufficiency
- Topic: QG11 Question: 144 DS
- Replies: 1
- Views: 2328
- by nuku888
Mon Apr 30, 2007 2:18 pm- Forum: Data Sufficiency
- Topic: OG 11 DS Question 148
- Replies: 3
- Views: 3247
OG 11 DS Question 148
Hello, I was wondering if anyone could help me with this question. I read the explanation at the back but I don't really understand it. The question is: What is the tens digit of the positive integer x? 1. X divided by 100 has a remainder of 30 2. X divided by 110 has a remainder of 30 What is the f...
- by nuku888
Thu Apr 26, 2007 5:52 pm- Forum: Data Sufficiency
- Topic: OG 11 DS Question 148
- Replies: 3
- Views: 3247
Thanks for your reply. Sorry just got one more questions they mention something about square root n is also an integer, so does that mean square root 4 = 2 that is why they said that it is also integer?
- by nuku888
Fri Apr 20, 2007 2:09 pm- Forum: GMAT Math
- Topic: OG 11 math problem solving question
- Replies: 3
- Views: 6336
OG 11 math problem solving question
Hello everyone, I was wondering if anyone can help me with the explanation for question 241 in the OG11. Question If the integer n has exactly three positive divisors, including 1 and n how many positive divisors does n^2 have? I read the explanation at the back but I don't understand if anyone can ...
- by nuku888
Thu Apr 19, 2007 5:29 pm- Forum: GMAT Math
- Topic: OG 11 math problem solving question
- Replies: 3
- Views: 6336