Questions

If O is the centroid and AD, BE and CF are the three medians of Δ ABC with an area of 96 cm2 then the area of Δ BOD in cm2 is

The price of a chair is Rs. 500. It has been sold at two succesive discounts of 10% each. What is its selling price?

The height of a tower is 50√3 m. The angle of elevation of a tower from a distance 50 m from its feet is

If North is called North west , West is called South west , South is called South east and so on . A person walks straight from South west to North east and then turns left . Walks straight and again turns left . Now at what direction he is facing ?

Find out the odd word/letters/number/number pair from the given alternatives.

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

_______________ the course of the development of different life-forms heredity—which, in plain English, is unconscious memory generated in the first life-form and ______________ through all the different species—is the sole factor in the ____________ of the parent properties; while adaptation to surrounding conditions and circumstances, natural selection in the struggle _____________ existence, and partner selection in the struggle of the males for ____________ are the principal factors in the differentiation of species.

natural selection in the struggle _____________ existence, and partner selection

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

We (have been) away for a long time, you know, and so we're anxious to get home again.

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

______ a wrench she unscrewed the bolts.