Number Series(Quantitative Aptitude ) Questions and Answers
Question 1. Which one of the following is not a prime number?
31
61
71
91
Explanation:-
Answer: Option D. -> 91 Answer: (d).91
Question 2. (112 x 5^4) = ?
67000
70000
76500
77200
Explanation:-
Answer: Option B. -> 70000 Answer: (b).70000
Question 3. 1397 x 1397 = ?
1951609
1981709
18362619
2031719
Explanation:-
Answer: Option A. -> 1951609 Answer: (a).1951609
Question 4. What least number must be added to 1056, so that the sum is completely divisible by 23 ?
2
3
18
21
Explanation:-
Answer: Option A. -> 2 Answer: (a).2
Question 5. It is being given that (2^32 + 1) is completely divisible by a whole number. Which of the following numbers is completely divisible by this number?