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Directions (1-5): Tech Vinayak software company before selling a package to its clients, follows the given schedule.

1.Due to overrun in design, the stage took 3 months, i.e., months 3, 4 and 5. the number of people working on design in the fifth month was 5. Calculate the percentage change in cost incurred in the fifth month. (Due to improvement in Coding technique, this stage was completed in month 6-8 only.)



With reference to the previous question, what is the cost incurred in the new Coding stage ? (Under new technique 4 people work in the sixth month and 5 in the eighth).


What is the difference in cost between the old and new techniques ?

Under the new technique, which stage of software development is most expensive.

Which five consecutive months have the lowest average cost per month under new technique ?



The following pie-chart shows the percentage distribution of the expenditure incurred in publishing a book. Study the pie-chart and the answer the questions based on it.


Pie Charts Questions and Answers





6. If for a certain quantity of books, the publisher has to pay Rs. 30,600 as printing cost, then what will be amount of royalty to be paid for these books?


A. Rs. 19,450
B. Rs. 21,200
C. Rs. 22,950
D. Rs. 26,150 

7.What is the central angle of the sector corresponding to the expenditure incurred on Royalty?


A. 15
B. 24
C. 54
D. 48 

9.The price of the book is marked 20% above the C.P. If the marked price of the book is Rs. 180, then what is the cost of the paper used in a single copy of the book?


A. Rs. 36
B. Rs. 37.50
C. Rs. 42
D. Rs. 44.25 

10.If 5500 copies are published and the transportation cost on them amounts to Rs. 82500, then what should be the selling price of the book so that the publisher can earn a profit of 25%?


A. Rs. 187.50
B. Rs. 191.50
C. Rs. 175
D. Rs. 180

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