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- 1. The difference between the number and its three fifth is 40, what is the number?
A.80
B.100
C.90
D.120
Answer & Explanation
Answer: Option B 
Let the number be x. Then,
x - (3/5)x = 40
(2/5)x = 40
x = (40 x 5)/2 = 100
View Answer
- 2. If the number is decreased by 5 and divided by 7 the result is 7. What would be the result if 4 is subtracted and divided by 10?
A.4
B.7
C.8
D.5
Answer & Explanation
Answer: Option D
Let the number be x. Then,
(x - 5)/7 = 7 => x - 5 = 49
x = 54
.: (x - 4)/10 = (54 - 4)/10 = 5
View Answer
- 3. When 20 is subtracted from a number, it reduces to seven-twelve of the number. What is the sum of the digit of the number?
A.40
B.44
C.46
D.48
Answer & Explanation
Answer: Option D
Let the number be x. Then,
x - 20 = 7x/12 => x - 7x/12 = 20
5x/12 = 20 => x = 48
View Answer
- 4. If the number is divided by 3, it reduced by 34. The number is
A.51
B.50
C.45
D.40
Answer & Explanation
Answer: Option A
Let the number be x. Then,
x - (x/3) = 34 => 2x/3 = 34
=> x = 51
View Answer
- 5. A number whose one-fourth part is increased by 5 is equal to the third part diminished by 5.
A.100
B.80
C.120
D.60
Answer & Explanation
Answer: Option C
Let the number be x. Then,
x/4 + 5 = x/3 - 5 => x/4 - x/3 = -10
=> 3x - 4x = -120
=> x = 120
View Answer
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To whom this Problems Based on Number Questions and Answers section is beneficial?
Students can learn and improve on their skillset for using Verbal Ability effectively and can also prepare for competitive examinations like...
- All I.B.P.S and Public Sector Bank Competitive Exam
- Common Aptitude Test (CAT) Exams
- UPSC Paper-II or CSAT Exams
- SSC Competitive Exams
- Defence Competitive Exams
- L.I.C / G.I.C AO and Clerk Competitive Exams
- Railway Competitive Exam
- University Grants Commission (UGC)
- Career Aptitude Test (IT Companies) and etc.
