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70 % of all the staff members in a college are administrators and remaining are teachers. If the total number of teachers is 60, then what is the total number of staff members in the college?
A total of 500 students applied to a college for admission to its MBA program. The applicants were either freshers or experienced professionals. If 70% of all applicants were freshers and 20% of the experienced professionals had an experience of at least 2 years, then how many experienced professionals had an experience of less than 2 years?
Candidate A, B and C are contesting elections. Each voter can only vote for a single candidate. 20% of the voters refrained from voting and candidates A, B and C received votes in the ratio 4 :3: 1 respectively. If there were no invalid votes and Candidate C got 2 million votes, then how many voters (in millions) refrained from voting?
A book publishing company released 100 books last year. Threefifth of the released books were fiction and all the remaining were nonfiction. 20% of fiction has at least 350 pages. And 80% of the nonfiction has less than 350 pages. How many of the released books has less than 350 pages?
In a village 40% of the men are above 25years of age. Among these, 50% are married and 60% of these married men have at least one kid. If there are a total of 72000 men who are at most 25yearold, how many of the married men does not have any kids?
A real estate broker booked 1200 apartments for sale. All of them were either 2bedroom or 3bedroom apartments. Out of the 2bedroom apartments, 20% had terrace gardens and out of the 3bedroom apartments, 80% had terrace gardens. If there were 600 apartments with terrace gardens, how many 3bedroom apartments were booked by the broker?
In a day care, 80% of the kids are American. 60% of the kids have started speaking. Of these, only 20% are under the age of 2 years. If the number of nonAmerican kids at the day care is 40, what is the number of kids who can speak and are not under 2 years of age?
If the students were awarded only three gradesA, B and Chow many students in the class got grade A?
(1) 20% of the class got grade B and 50% of the class got grade C.
(2) The 12 girls in the class make up 40% of the class.
a+b+c=T
A premier Film and Performing Arts school has a total class strength of 770. Twothird of the male students and threefourth of the female students have opted for acting courses. The remaining students have opted for other courses. If the number of female students who opted for other courses was 55 less, then there would be 2 male students who opted for other courses for every female student who opted for other courses. How many students have opted for the acting courses?
A certain university spends all the money donated by The Goodwill Foundation in a certain year to fund three research projects P, Q and R. Project P receives a funding of $40,000. Both projects P and Q receive 100% more funding than Project R. The donation made by The Goodwill Foundation to the university is 25% of the total donation received by the university during the year. If the university invests in projects P, Q and R only from the money received from The Goodwill Foundation, then what is the total amount, in dollars, of donation that is not received by the university from The Goodwill Foundation?
Midway through their MBA, the students of the Class of 2012 in a business school were surveyed for career preferences. Onethird of the students chose consulting as their first preference. When the survey was repeated upon completion of the MBA, it was found that twothird of the students who earlier preferred consulting had changed their mind. Among the students who chose consulting in both the surveys, threefifths became entrepreneurs and opened consulting startups and the remaining 12 joined consulting firms as employees. How many students did the Class of 2012 have?
In an interview for a certain job, 120 candidates appeared and two questions were asked to each candidate. How many candidates did not answer any question correctly?
(1) Of all the candidates who appeared for the interview, 20% of the candidates who answered at least one question correctly, answered both questions correctly.
(2) Of all the candidates who appeared for the interview, 25% of the candidates who answered none or both questions correctly, answered both questions correctly.
If 80% employees of a company play soccer, what percent of the employees play golf?
(1) 25% of the employees who play soccer also play golf.
(2) 50% of the employees who play golf also play soccer.
44 videos39 docs51 tests

Cubes: Introduction & Examples (with Solutions) Doc  5 pages 
Introduction & Examples: Pie Charts Doc  7 pages 
Data Sufficiency For GMAT Doc  1 pages 
Lines Graphs in Data Interpretation Video  10:17 min 
44 videos39 docs51 tests

Cubes: Introduction & Examples (with Solutions) Doc  5 pages 
Introduction & Examples: Pie Charts Doc  7 pages 
Data Sufficiency For GMAT Doc  1 pages 
Lines Graphs in Data Interpretation Video  10:17 min 