Exams

A recurring theme in economics is that people:

In a mixture, water and milk are in the ratio of 3 : 5. In the second mixture, the ratio of water and milk is 9 : 11. If these two mixtures be mixed to form anew mixture in which water and milk are in ratio 5 : 7, then what is the ratio of these two mixtures in the new mixture?

How long does a train, 75 m long, moving at 60 km/hr take to pass a certain telegraph post?

Which State has the highest Lok Sabha seats in India?

Working 10 hours a day, Aman can complete a piece of work in 18 days. How many hours a day should he work so as to finish the work in 15 days?

If cos 21° = x/y, then cosec 21° -­ cos 69° is equal to

In the following questions, one part of the sentence may have an error. Find out which part of the sentence has an error and click the button corresponding to it. If the sentence is free from error, click the "No error" option.

One (A) / should keep (B) / his word. (C) / No Error (D)

BE and CF are two altitudes of a triangle ABC. If AB = 6 cm , AC = 5 cm and CF = 4 cm , then the length of BE is