Aptitude [Tech Mahindra Placement]: Sample Questions 3 - 4 of 42
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Question 3
Write in Short Short Answer▾
What will be the next two terms of the following series?
7, 16, 12, 8,16, 10,9, ? , ?
EditExplanation
Divide the whole sequence into three parts
(a) 1st , 4th and 7th term, i.e.. 7,8, 9
(b) 2nd , 5th and 8th term, i.e.. 16,16, ?
(c) 3rd , 6th and 9th term, i.e.. 12,10, ?
After diving series into three parts, first series is moving like this: 7, 8, 9,10, 11, …
Second series is moving like this: 16, 16,16, 16, …
Third series is moving like this: 12, 10,8, 6,4, …
So, next two terms will be 16 and 8.
Question 4
Question MCQ▾
In a class of 150 students 55 speak English, 85 speak Telugu and 30 speak neither English nor Telugu. How many speak both English and Telugu?
Choices
Choice (4) | |
---|---|
a. | 20 |
b. | 10 |
c. | 12 |
d. | 15 |
Answer
a.Explanation
- There are total 150 students in a class. Among which 55 speaks English, 85 speaks Telugu and 30 speaks neither English nor Telugu.
- We are asked to find the number of students who can speak both English and Telugu.
- There are students who can speak either English or Telugu or both.
- From 150 students 30 students are there who speaks neither English nor Telugu.
- So, 120 students are speaking either English or Telugu.
- Subtracting 120 from 140, we can find the students who can speak both English and Telugu.
- There are students who can speak both languages.