Search found 35 matches
- by TheAnuja55
Mon Nov 05, 2012 10:55 am- Forum: Sentence Correction
- Topic: Answers for SC 1000 questions
- Replies: 25
- Views: 32052
Another method for solving such problems quickly is by plugging in some numbers... Let the arithmetic progression be 3 , 5 , 7 , 9 ,11.... Where p = 3 , q = 7 , r =9 , s = 11 etc... 1.) 2p, 2r, 2s, 2t, 2u => 6 , 10 , 14 , 18 , 22 ... Here the common difference is 2 2.) p-3, r-3, s-3, t-3, u-3 => 0 ...
- by TheAnuja55
Mon Nov 05, 2012 10:46 am- Forum: Problem Solving
- Topic: OG13 126
- Replies: 3
- Views: 1117
OG13 126
p, r, s, t, u An arithmetic sequence is a sequence in which each term after the first term is equal to the sum of the preceding term and a constant. If the list of numbers shown above is an arithmetic sequence, which of the following must also be an arithmetic sequence? 1.) 2p, 2r, 2s, 2t, 2u 2.) p-...
- by TheAnuja55
Sun Nov 04, 2012 9:40 am- Forum: Problem Solving
- Topic: OG13 126
- Replies: 3
- Views: 1117
OG13 108
Each year for 4 years, a farmer increased the number of trees in a certain orchard by 1/4 of the number of trees in the orchard of the preceding year. If all of the trees thrived and there were 6250 trees in the orchard at the end of 4 year period, how many trees were in the orchard at the beginning...
- by TheAnuja55
Sun Nov 04, 2012 2:41 am- Forum: Problem Solving
- Topic: OG13 108
- Replies: 2
- Views: 2477
A grouping problem !!
Orange Computers is breaking up its conference attendees into groups. Each group must have exactly one person from Division A, two people from Division B, and three people from Division C. There are 20 people from Division A, 30 people from Division B, and 40 people from Division C at the conference...
- by TheAnuja55
Sat Nov 03, 2012 11:13 pm- Forum: Problem Solving
- Topic: A grouping problem !!
- Replies: 1
- Views: 1466
Problem Solving: OG13 178
Of the 300 subjects who participated in an experiment using virtual-reality therapy to reduce their fear of heights, 40 percent experienced sweaty palms, 30 percent experienced vomiting, and 75 percent experienced dizziness. If all of the subjects experienced at least one of these effects and 35 per...
- by TheAnuja55
Fri Nov 02, 2012 3:38 am- Forum: Problem Solving
- Topic: Problem Solving: OG13 178
- Replies: 1
- Views: 1022
At his regular hourly rate, Don had estimated the labor cost of a repair job as $336 and he was paid that amount. However, the job took 4 hours longer than he had estimated and, consequently, he earned 2$ per hour less than his regular hourly rate. What was the time Don had estimated for the job, i...
- by TheAnuja55
Fri Nov 02, 2012 3:11 am- Forum: Problem Solving
- Topic: Algebra OG #137
- Replies: 3
- Views: 2075
A survey of 100 voters
----------------|Favorable|Unfavorable|Not Sure Candidate M | 40 | 20 |40 Candidate N |30 |35 |35 The table above shows the results of a survey of 100 voters each responded "favorable" or "unfavorable" or "not sure" when asked about their impressions of candidate M and ...
- by TheAnuja55
Thu Nov 01, 2012 9:13 am- Forum: Data Sufficiency
- Topic: A survey of 100 voters
- Replies: 2
- Views: 2165
Hi all, I was solving question #41 of the OG13 and don't understand the solutions... The question asks: Is 4^(x+y)=8^10? (1) x-y=9 (2) y/x=1/4 The answer is C My solution was: 1. Restate the question into: 2^2(x+y)=2^30 which equals x+y=15 2. Looked at statement 1 which i restated into: x=9+y 3. I ...
- by TheAnuja55
Fri Oct 19, 2012 8:03 pm- Forum: Data Sufficiency
- Topic: OG13 Question #41 on page 278
- Replies: 4
- Views: 1371
The profit from sale
The profit from the sale of a certain appliance increases, though not proportionally, with the number of units sold. did the profit exceed $4 million on sales of 380,000 units?
(1) the profit exceeded $2 million on sales of 200,000 units
(2) the profit exceeded $5 million on sales of 350,000 units
- by TheAnuja55
Fri Oct 19, 2012 10:54 am- Forum: Data Sufficiency
- Topic: The profit from sale
- Replies: 3
- Views: 1357
P principal will turn to 2P in 70/r years. In this specific case, 5000 will turn to 10000 in 70/8 (8.75 years) We are asked to calculate the amount in 18 years. [spoiler]In the first 8.75 years, 5000 will turn to 10,000. In the second 8.75 years, 10000 will turn to 20,000. Hence answer A[/spoiler] ...
- by TheAnuja55
Tue Oct 16, 2012 1:27 am- Forum: Problem Solving
- Topic: OG13 141
- Replies: 2
- Views: 917
OG13 141
If money is invested at r percent interest, compounded annually, the amount of investment will double in approximately 70/r years. If Pat's parents invested $ 5000 in a long term bond that pays 8 percent interest, compounded annually, what will be the approximate total amount of investment 18 years ...
- by TheAnuja55
Tue Oct 16, 2012 12:22 am- Forum: Problem Solving
- Topic: OG13 141
- Replies: 2
- Views: 917
Note: In most (in not all cases on the GMAT), factors are limited to positive values. I believe that this question would read: How many positive factors does 36^2 have? In general, we can say that if N = (p^a)(q^b)(r^c)..., where p, q, r etc are prime numbers, then the total number of positive divi...
- by TheAnuja55
Sun Oct 14, 2012 8:33 pm- Forum: Problem Solving
- Topic: Factor question
- Replies: 10
- Views: 2030
Hi TheAnuja55, (1) From the first part of the statment on can conclude that the annual return of J is 11,5% 115/1000= 11,5%. However, the second part of the statement is not helpful since it just mentions the return per $2.500. There is no information provided about the amount which is invested in ...
- by TheAnuja55
Sun Oct 14, 2012 8:19 pm- Forum: Data Sufficiency
- Topic: DS
- Replies: 4
- Views: 1194
DS
For which type of investment, J or K, is the annual rate of return greater?
(1) Type J returns $115 per $1,000 invested for any one-year period and type K returns $300 per $2,500 invested for anyone-year period.
(2) The annual rate of return for an investment of type K is 12 percent.
- by TheAnuja55
Sun Oct 14, 2012 9:28 am- Forum: Data Sufficiency
- Topic: DS
- Replies: 4
- Views: 1194