Exams

A man standing on the bank of river observes that the angle subtended by a tree on the opposite bank is 60°. When he retires 36 m from the bank, he finds that the angle is 30°. The breadth of the river is

A piece of paper is folded and cut as shown below in the question figures. From the given answer figures, indicate how it will appear when opened.

Study the histogram of marks (in Mathematics) distribution of 50 students of class IX and answer the following questions.

The average marks of the students are

The line graph shows the number of deaths due to rail accidents in a certain state. Study the graph and answer the question.

What was the difference in the number of deaths between the years 2012 and 2015 ?

___ is not related to gases.

Consider the given statement as true and decide which of the given conclusions can definitely be drawn from the given statements.

Statement :
All rivers are holy. All gods are holy.

Conclusions:
1. All rivers are gods.
2. All gods are rivers.

____ is the process in which acids and bases react to form salts and water.

Which of the following is the primary sex organ in man?