Exams

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 lady was knocked down (1)/by a speeding car (2)/upon crossing the road.(3)/No Error (4)

_________ is an example of intrusive igneous rock.

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

8, 15, 28, 53, ?

The mean of 14 observations is 11. One more observation is included and the new mean becomes 12. The 15th observation is

The Android operating system is the embedded version of ________.

The first government of the United States was the

If a mirror is placed on the line MN, then which of the answer figures is the right image of the given figure?

Which of the following is the treatment of water pollution?