The number of small cubes with at least two surfaces coloured? 

To what date has DPIIT extended the implementation date of the Toys (Quality Control) Order?

Which of the following drugs is used to treat indigestion?

Recently, Union Minister of State for Railways 'Suresh Angadi' has passed away due to which disease?

The cause of Minamata disease is-

Directions: In the following questions, some of the sentences have errors and some are correct. Find out which part of a sentence has an error. The number of that part is your answer. If a sentence is free from errors, then your answer is (4) i.e., No error. 

 If you had told me(1) / I would have helped you (2) / solve the problem. (3)/ No error (4)  

Which supersonic cruise missile has been successfully tested with indigenous boosters?

The world's largest cold desert is?