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Introduction To Mathematical Modelling

Question

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The percentage of marks obtained by a student in the monthly unit tests are given below:
Table

Unit test

I

II

III

IV

V

Percentage of marks obtained

69

71

73

68

74

Based on this data, find the probability that the student gets more than 70% marks in a unit test.

Solution

Solution not provided.
Ans. 0.6

Some More Questions From Introduction to Mathematical Modelling Chapter

Activity: Note the frequency of two wheelers, three wheelers and four wheelers going past during a time interval, in front of your school gate. Find the probability that any one vehicle out of the total vehicles you have observed is a two-wheeler.

Activity: Ask all the students in your class to write a 3-digit number. Choose any student from the room at random. What is the probability that the number written by her/him is divisible by 3 ? Remember that a number is divisible by 3, if the sum of its digits is divisible by 3.

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Mock Test Series

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