Search found 7 matches
IMO - The answer is (i) = 42 and (ii)=39. Let there be 100 houses. So there must be in all at least 300 items to fulfill 100% needs of t-lite(t), bulb(b) and fan(f). Shortage = 67+83+73 = 223 items. Also, exactly 19 % houses do not have 1 item. So 223- 19 = 204 account for houses having none of the...
- by hagan
Tue Jul 19, 2011 5:25 pm- Forum: Problem Solving
- Topic: Set Theory
- Replies: 4
- Views: 1301
- by hagan
Tue Jul 19, 2011 4:34 pm- Forum: Problem Solving
- Topic: Club Problem
- Replies: 13
- Views: 1974
- by hagan
Tue Jul 19, 2011 3:55 pm- Forum: Problem Solving
- Topic: Average- how to quickly calculate
- Replies: 3
- Views: 21914
- by hagan
Tue Jul 19, 2011 3:51 pm- Forum: Problem Solving
- Topic: In a rectangular coordinate system ............
- Replies: 5
- Views: 1703
i love this question, i solved it correctly but i guess my method is too long, so i have adjusted to the simpler ones posted on here. thanks guys at least am on track to making it big.
- by hagan
Tue Jul 19, 2011 3:40 pm- Forum: Problem Solving
- Topic: Tough word problem - dividing $
- Replies: 69
- Views: 33871
arithmetric
please help how do i solve (sqrt 7 + sqrt 7)^2. please give the explanation step by step. thank you
- by hagan
Wed Jun 15, 2011 11:15 am- Forum: Problem Solving
- Topic: arithmetric
- Replies: 1
- Views: 1249
help with tricks
please is there any way of getting a list of most of the tricks that are employed by the test designers in gmats on maths questions and any extra short way of multiplying and dividing?
- by hagan
Wed Jun 15, 2011 9:50 am- Forum: Problem Solving
- Topic: help with tricks
- Replies: 2
- Views: 1126