RRB NTPC 28 March 2016 Shift 1

Instructions

Read the following information and answer the following questions.
In a class of 40 students, 28 can speak Tamil and 30 can speak Telugu.
All students can speak at least one of the two languages.

Question 43

Find the number of students who can speak only Tamil

Solution

Let x students can speak both Tamil and Telugu.

So, only Tamil = 28 - x

Only Telugu = 30 - x

According to the question,

(28 - x) + (30 - x) + x = 40

58 -x = 40

x = 18

Hence,10 students speak only Tamil.

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