Mahabir Singh Solutions for Chapter: Data Handling, Exercise 1: MATHEMATICAL REASONING

The given pie chart gives the marks scored in an examination by a student in English, Hindi, Science & Technology, Social Science and Mathematics. If the total marks obtained by the student were $540$, then the subject in which the student scored $105$ marks, is ____.

The probability of occurrence of an event is _____.

In a survey of $200$ ladies, it was found that $82$ like coffee while$118$ dislike it. From these ladies, one is chosen at random. The probability that the chosen lady dislikes coffee is ________.

The number of times a particular entry occurs in a set of data is known as its

The mid-value of a class-interval is called its

Study the graph carefully and answer the question given below it.

In which year did the wheat import register highest increase over its preceding year?

Study the graph carefully and answer the question given below it.

The wheat import in $1976$ was approximately how many times to that of the year $1972$?

Study the graph carefully and answer the question given below it.

The increase in wheat import in $1978$ was what percent of the wheat import in $1977$?