Data sufficiency

Data sufficiency is an important part of quantitative aptitude section of every competitive exam including IBPS, LIC, Civil services, CAT and GMAT. In almost every exam there are several questions from data sufficiency.

Most of the candidates try to solve data sufficiency questions by guess work. As every question carries same marks, questions in this part also deserve some time. Instead of guess work use a simple strategy  as give below and avoid guessing the answer.

Data interpretation

Data interpretation is the most scoring and time consuming section in IBPS and other competitive examinations. In quantitative aptitude section you can see at least 2 data interpretation sets each having 5 questions. In IBPS PO there are 50 questions in Quantitative aptitude section and the cutoff remains 18-19. So if you solve those two sets corrected you need to solve 10 questions out of remaining 40 questions. Here are three important techniques to make Data Interpretation calculations fast

Profit and loss

Profit and loss problems involves various terms like cost price, selling price, marked price etc. Basically, it is a difference between selling price and cost price. Cost price is the price paid to purchase an article or a product or we can say it is a cost incurred in manufacturing an article. Selling price is the price at which a product is sold.

Must read
Quantitative Aptitude series
Guide to Quantitative aptitude

Various profit and loss formulas used in profit and loss:

1) Generally, profit is calculated as:
                   Profit or gain = Selling price(S.P) - Cost price(C.P)
2) Similarly, Loss = Cost price - Selling price
3) Gain percentage(%) = Gain * 100
                                     C.P.
4) Loss percentage(%) = Loss * 100
                                     C.P.
5) There is a direct relat   &nsp;                 S.P. = 100 + Gain percentage * C.P. (In case of gain)
                                         100
              &n loss)
                                         100

Syllogism

Syllogism is an important chapter in almost every competitive exam. In IBPS PO 2013, there were 5 questions from syllogism. Many candidates face problem in solving these simple questions so we decided to write a detailed tutorial on this chapter.

Types of conditions

As we always try to make things simple so instead of writing formulae and all that bulky stuffs, here we are explaining the technique using examples.

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