Mental Ability Test Objective Questions and Answers: Mathematical Operations
Access targeted multiple-choice questions for Mathematical Operations designed to align with the latest NTSE academic syllabus for NTSE MAT Mental Ability Test. These objective practice sets help students evaluate their conceptual understanding and improve exam readiness.
Download Mathematical Operations MCQs with Answers
View or download the dedicated Mathematical Operations MCQ resource below. Practicing these 50 objective questions regularly builds familiarity with standard exam patterns and helps secure higher marks in final Mental Ability Test evaluations.
Question: Find out to sign to be interchanged for making the question correct (A) 10 + 10 ÷ 10 - 10 × 10 = 10
- a) + and -
- b) + and ×
- c) ÷ and ×
- d) + and ÷
Answer: + and ×
Question: Which one the two interchanges in sign would make the given equation correct ? 10 + 6 × 16 - 24 ÷ 8 = 6
- a) + and -
- b) - and ÷
- c) + and ×
- d) + and ÷
Answer: - and ÷
Question: If ‘+’ mean ‘×’, ‘×’ means ‘-’. ‘÷’ means ‘+’ and ‘-’ means ‘÷’, then 175 - 25 ÷ 5 + 20 × 3 + 10 = ?
- a) 160
- b) 77
- c) 2370
- d) 240
Answer: 77
Question: If ‘x’ means ‘÷’ , ’-’ means ‘x’, ‘÷’ means ‘+’ and ‘+’ means ‘-’ then what will be the value of (A) 2 - 15 ÷ 18) × 8 + 6 = ?
- a) 8
- b) 4
- c) 2
- d) 0
Answer: 0
Question: If ‘x’ means ‘+’, ‘y’ means ‘-’, ‘z’ mans ‘÷’ and ‘p’ means ‘x’ then (6 p 4) z 6 y 5 = ?
- a) 5
- b) 10
- c) -1
- d) 20
Answer: -1
Question: If ‘x’ means ‘+’, ‘-’ means ‘÷’ ‘÷’ means ‘-’ and ‘+’ means ‘x’ then which of the following equation is true.
- a) 16 × 5 ÷ 10 + 4 - 3 = 19
- b) 16 + 5 ÷ 10 × 4 - 3 = 9
- c) 16 + 5 - 10 × 4 ÷ 3 = 9
- d) 16 - 5 × 10 ÷ 4 + 3 = 12
Answer: 16 + 5 - 10 × 4 ÷ 3 = 9
Question: If x stands for ‘add’, y stands for ‘subtract’, z stands for ‘divide’ and p stands for ‘multiply,’ then what is the value of (7 p 3) y 6 × 5 ?
- a) 10
- b) 30
- c) 15
- d) 20
Answer: 20
Question: If L denoted ÷, M denotes x, P denotes + and Q denotes -, then which of the following statement is true ?
- a)
- b)
- c)
- d) 9 P 9 L9 Q 9 M9 = - 71
Answer: 9 P 9 L9 Q 9 M9 = - 71
Question: If ’20 – 10’ means 200, ‘8 ÷ 4’ means 12, ‘6 × 2’ means 4 and ’12 +3’ means 4, then 100 – 10 × 1000 ÷ 1000 + 100 × 10 = ?
- a) 1090
- b) 0
- c) 19000
- d) 20
Answer: 0
Question: If ? denote +, < denotes -, + denotes ÷, denotes ×, - denotes =, x denotes > and = denotes <, choose the correct statement in the following equations.
- a) 14 > 18 + 9 = 16 + 4 > 1
- b) 4 > 3 8 < 1 - 6 + 2 > 24
- c) 3 < 6 4 > 25 = 8 + 4 > 1
- d) 12 < 9 3 < 6 × 25 + 5 >6
Answer: 4 > 3 8 < 1 - 6 + 2 > 24
More Questions......................
Question: Direction : In the following question find out the digits corresponding to the letters representing those digits in the multiplication give below,
b stands for :
- a) 6
- b) 7
- c) 8
- d) 9
Answer: 8
Question: Direction : In the following question find out the digits corresponding to the letters representing those digits in the multiplication give below,
c stands for :
- a) 7
- b) 6
- c) 5
- d) 4
Answer: 7
d stands for :
- a) 2
- b) 3
- c) 4
- d) 5
Answer: 4
x stands for equal to
< stands for not equal to
- stands for greater than
+ stands for not greater than
> stands for less than
= stands for not less than
If p = q + r, then it is possible that
- a) p × q - r
- b) p + q - r
- c) p - q - r
- d) p < q < r
Answer: p < q < r
Question: Direction : (174 to 178) The following symbols have been used
x stands for equal to
< stands for not equal to
- stands for greater than
+ stands for not greater than
> stands for less than
= stands for not less than
If p > q × r, then it is possible that
- a) p + r + q
- b) p = r - q
- c) p × q + r
- d) p = q - r
Answer: p + r + q
Question: Direction : (174 to 178) The following symbols have been used
x stands for equal to
< stands for not equal to
- stands for greater than
+ stands for not greater than
> stands for less than
= stands for not less than
If p × q × r, then it is not possible that
- a) p + q = r
- b) p = q + r
- c) p + q + r
- d) p = q = r
Answer: p + q = r
Question: Direction : The following symbols have been used
x stands for equal to
< stands for not equal to
- stands for greater than
+ stands for not greater than
> stands for less than
= stands for not less than
If p - q + r, then it is possible that
- a) p = q = r
- b) p < q - r
- c) p + q × r
- d) p × q × r
Answer: p = q = r
Question: Direction : The following symbols have been used
x stands for equal to
< stands for not equal to
- stands for greater than
+ stands for not greater than
> stands for less than
= stands for not less than
If p + q - r, then it is not possible that
- a) p × q = r
- b) p + q < r
- c) p = q = r
- d) p - q - r
Answer: p - q - r
Question: Direction : Some symbols are given below. These symbols denote some relationships between them.
a + b × c means
- a)
- b) a × b × c
- c)
- d)
Answer: a × b × c
Question: Direction : Some symbols are given below. These symbols denote some relationships between them.
- a)
- b)
- c)
- d)
Answer:
Question: Direction : Some symbols are given below. These symbols denote some relationships between them.
- a)
- b)
- c)
- d)
Answer:
Question:
Direction : In the following question the symbols 
are used with the following meaning.
Now is each of the following questions assuming the given statements to be true, find which the two conclusion I and II given below them is / are definitely true ? Give answer
- a) If only conclusion I is true
- b) If only conclusion II is true
- c) If neither I nor II is true
- d) If both I and II and true.
Answer: If only conclusion II is true
Question:
Direction : In the following question the symbols 
are used with the following meaning.
Now is each of the following questions assuming the given statements to be true, find which the two conclusion I and Ii given below them is / are definitely true ? Give answer
- a) If only conclusion I is true
- b) If only conclusion Ii is true
- c) If neither I nor Ii is true
- d) If both I and II and true.
Answer: If neither I nor Ii is true
Question: Direction : In the following question the symbols
are used with the following meaning.
Now is each of the following questions assuming the given statements to be true, find which the two conclusion I and Ii given below them is / are definitely true ? Give answer
- a) If neither I nor Ii is true
- b) If both I and II and true.
- c) If only conclusion I is true
- d) If only conclusion Ii is true
Answer: If neither I nor Ii is true
Question: Direction : Assume the following :
In each question, two statements followed by two conclusions I and II are given. Assuming the statements to be true, state which of the conclusion I and Ii is/are definitely true ?Give answer
- a) If only conclusion I is true
- b) If only conclusion II is true
- c) If neither I nor II is true
- d) If both I and II are true
Answer: If both I and II are true
Question: Direction : Assume the following :
In each question, two statements followed by two conclusions I and II are given. Assuming the statements to be true, state which of the conclusion I and Ii is/are definitely true ? Give answer
- a) If only conclusion I is true
- b) If only conclusion II is true
- c) If neither I nor II is true
- d) If both I and II are true
Answer: If neither I nor II is true
Question: Direction: In answering the questions below, use the following information :
The simple interest of an amount is calculated multiplying P and T and R and dividing the value by 100. This can be written as :
- a)
- b)
- c)
- d) Can’t be determined
Answer:
Question: Direction: In answering the questions below, use the following information :
One-fifth of one-tenth of two-third of a number X is given by
- a)
- b)
- c)
- d) Can’t be determined
Answer:
Question: Direction: In answering the questions below, use the following information :
IF 
then what will be the value of 
- a) 9
- b) 10
- c) 8
- d) 12
Answer: 9
Question: 161. Find out to sign to be interchanged for making the question correct
(A) 10 + 10 ÷ 10 - 10 × 10 = 10
- a) + and -
- b) + and ×
- c) ÷ and ×
- d) + and ÷
Answer: + and ×
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FAQs
You can get most exhaustive NTSE MAT Mathematical Operations MCQs for free on StudiesToday.com. These MCQs for NTSE MAT Mental Ability Test are updated for the 2026-27 academic session as per NTSE examination standards.
Yes, our NTSE MAT Mathematical Operations MCQs include the latest type of questions, such as Assertion-Reasoning and Case-based MCQs. 50% of the NTSE paper is now competency-based.
By solving our NTSE MAT Mathematical Operations MCQs, NTSE MAT students can improve their accuracy and speed which is important as objective questions provide a chance to secure 100% marks in the Mental Ability Test.
Yes, Mental Ability Test MCQs for NTSE MAT have answer key and brief explanations to help students understand logic behind the correct option as its important for 2026 competency-focused NTSE exams.
Yes, you can also access online interactive tests for NTSE MAT Mathematical Operations MCQs on StudiesToday.com as they provide instant answers and score to help you track your progress in Mental Ability Test.