Search found 20 matches
Best thing is to simplify these kind of expressions
numerator reduces to ( (m-2)*(m-3) ) /m
denominator reduces to (m+3)(m-2)
so numerator by denominator will equal to (after cancelling the common thing (m-2) )
= (m-3) / (m*(m+3 )) => A
- by kitg
Thu Jul 14, 2011 8:10 pm- Forum: Problem Solving
- Topic: No M's in Algebra
- Replies: 4
- Views: 1444
Answer to question 2: asked thing can be found by adding all the 3's in the unit's digit of the 10 terms + adding all the 3's in the ten's digit of the 9 terms (except first term which is just 3) + adding all the 3's in the hundred's digit of the 8 terms (except 3 and 33 which don't have a hundred's...
- by kitg
Thu Jul 14, 2011 7:40 pm- Forum: Problem Solving
- Topic: 2 Series
- Replies: 6
- Views: 7954
- by kitg
Thu Jul 14, 2011 7:18 pm- Forum: Problem Solving
- Topic: Lines : Manhattan Quant Guide
- Replies: 2
- Views: 1263
easiest is factor out 16
= sqrt { (16*20) + (16*16))
= sqrt ( 16*(20+16) ) = sqrt (16*36) = 4*6 = 24
- by kitg
Thu Jul 14, 2011 7:05 pm- Forum: Problem Solving
- Topic: OG #32
- Replies: 5
- Views: 1226
how to prepare for GMAT?
HI,
Have started my GMAT preps last week and am targeting July last week for my GMAT exam. please share your valuable suggestions/tips to prepare for the exam.
- by kitg
Mon May 02, 2011 1:47 pm- Forum: GMAT Strategy
- Topic: how to prepare for GMAT?
- Replies: 5
- Views: 1912