Questions

A man has some hens and some cows. If the total number of heads of hens and cows together is 50 and the nunber of feet of hens and cows together is 142, then the number of cows is

If the sum of three consecutive numbers is 15, what is the square of the middle number ?

Centigrade, is the unit of measurement of temperature named after whom?

According to Ohm's law, if current (I) increase and potential difference (V) remains constant, then

An object having a mass 'm' moving with a velocity 'v' possesses a kinetic energy 'K'. If its velocity is doubled, its kinetic energy will become:

Which of the following insecticides' harmful effects came under media attention when health issues in Kerala were publicized?

First established Indian Institute of Technology (IIT)?

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

The postman travelled by the cycle, often wading through (1)/ swamps or passed through jungles (2)/in order to reach the villages (3)/ No error (4)