Exams

What is the average of all the one digit, two digit and three digit natural numbers?

A boat cover row 12 km upstream in 4 hours and can cover the same distance downstream in 3 hours. What is the speed (in km/hr) of the boat in still water?

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".

I wouldn’t (has dared) to venture into such a scene.

Which of the following will yield a recurring decimal?

If DRIVER is coded as 5 and BELIEVED is coded as 7, then what is the code for EXAMINATION?

Evaporation of water from leaves of a plant is called

Cultivation is difficult on red soil because

The standard deviation of the set {10, 11, 12, 9, 8} is