Explore topic-wise MCQs in Mathematical Operations.

This section includes 86 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematical Operations knowledge and support exam preparation. Choose a topic below to get started.

51.

In this question, some equations are solved on the basis of a certain system. On the same basis find out the correct answer from amongst the four alternatives for the unsolved equation. 15 x 26 = 6512 29 x 36 = 6923, 46 x 54 = ?

A. 5464
B. 4645
C. 4564
D. 4465
Answer» C. 4564
Discussion
52.

If "+" means "minus", "x" means "divided by", " " means "plus" and "-" means "multiplied by", then 81 x 9 + 10 6 5 = ?

A. 46
B. -46
C. 47
D. -45
Answer» C. 47
Discussion
53.

The following equation is incorrect. Which two signs should be interchanged to correct the equation? 1 14 x 30 + 20 - 10 = 12

A. - and +
B. and x
C. x and -
D. + and
Answer» E.
Discussion
54.

If 17 + 17 = 2895 18 + 18 = 3245 19 + 19 = 3615 then 23 + 23 = ?

A. 5765
B. 2565
C. 4005
D. 5295
Answer» E.
Discussion
55.

If "A" denotes "subtracted from", "B" denotes "added to", "C" denotes "divided by", "D" denotes "multiplied by", then which of the following statement is correct?

A. 3 A 12 B 16 D 17 C 1 = 163
B. 5 C 7 A 9 D 8 B 2 = 294
C. 13 C 13 A 13 B 13 D 13 = 157
D. 18 C 16 D 49 A 27 B 9 = 200
Answer» D. 18 C 16 D 49 A 27 B 9 = 200
Discussion
56.

In the following question, correct the equation by interchanging the two signs. 6 17 x 51 + 6 12 = 4

A. x and
B. + and
C. + and
D. and
Answer» B. + and
Discussion
57.

If 4 x 9 x 3 = 4 and 5 x 3 x 1 = 3, then 9 x 9 x 7 = ?

A. 5
B. 6
C. 7
D. 9
Answer» B. 6
Discussion
58.

If, 1*2= 1, 2*3= 1 and 3*4= 5, Then find the value of 7*9= ?

A. -47
B. -29
C. -2
D. -9
Answer» B. -29
Discussion
59.

If ( ) stands for division, (+) stands for multiplication, ( ) stands for subtraction and ( ) stands for addition, which one of the following equations is correct?

A. 100+5 10 250 200 = 100
B. 200+10 20 200 100 = 150
C. 50 5 10+100 75 = 50
D. 300+5 20 200 100 = 200
Answer» B. 200+10 20 200 100 = 150
Discussion
60.

If " " means "divided by", "+" means "multiplied by", " " means "added to", "x" means "subtracted from", then 11 6 2 + 5 x 3 = ?

A. 17
B. 21
C. 23
D. 26
Answer» D. 26
Discussion
61.

1/2 - 1/8 =

A. 1/2
B. 3/8
C. 2/3
D. 3/2
Answer» C. 2/3
Discussion
62.

In a certain code language, '-' represents 'x', ' ' represents '+', '+' represents ' ' and 'x' represents '-'. Find out the answer to the following question.19 2 - 35 + 10 x 6 = ?

A. 20
B. 14
C. 32
D. 16
Answer» B. 14
Discussion
63.

In a certain code language, ' ' represents '+', '-' represents 'x', '+' represents ' ' and 'x' represents '-'. Find out the answer to the followingquestion. 8 14 - 20 + 5 x 2 = ?

A. 46
B. 62
C. 32
D. 14
Answer» C. 32
Discussion
64.

What is x squared plus x squared?

A. 4x
B. 2x^2
C. x^4
D. 2x
Answer» C. x^4
Discussion
65.

5068 / 37 x 4 = ?

A. 548
B. 625
C. 214
D. 745
Answer» B. 625
Discussion
66.

If 324 289 = 35, 441 484 = 43, then 625 400 = ?

A. 431
B. 413
C. 341
D. 143
Answer» E.
Discussion
67.

3 x 3 + 3 - 3 + 3 = ?

A. 9
B. 12
C. -3
D. 3
Answer» C. -3
Discussion
68.

X 2;+X 2; =

A. 4X
B. 2X
C. 2X^2
D. X/2
Answer» D. X/2
Discussion
69.

Can you Solve 7 + 7 7 + 7 x 7 + 7 7 7 + 7 x 7

A. 112
B. 56
C. 98
Answer» B. 56
Discussion
70.

What is 7 + 7 7 + 7 7 7 =

A. 42
B. 50
C. 57
Answer» D.
Discussion
71.

The value of -4-(-10) is how much greater then the value of -10-(-4) ?

A. 10
B. 6
C. 12
Answer» D.
Discussion
72.

5x - 6 = 3x - 8 Solve the above equation.

A. 2
B. -1
C. -2
D. 1
Answer» C. -2
Discussion
73.

In a group of buffaloes and ducks the number of legs are 24 more than twice the number of heads. What is the number of buffaloes in the group ?

A. 6
B. 18
C. 12
D. 24
Answer» D. 24
Discussion
74.

If means , - means , means + and + means- than (3 - 15 19) 8 + 6 = ?

A. 8
B. 4
C. 2
D. -1
Answer» D. -1
Discussion
75.

The solution of 3(2u + v) = 7 uv and 3(u + 3v) = 11 uv is _____

A. u = 1, v = 0
B. u = 1, v = 3/2
C. u = 0, v = 3/4
D. u = 0, v = 1
Answer» C. u = 0, v = 3/4
Discussion
76.

A sum of Rs.1890 has to be used to give 9 prizes to the customers of a super market for their overall academic purchases. If each prize is Rs.30 less than its preceding price, what is the least value of the price ?

A. 90
B. 95
C. 85
D. 80
Answer» B. 95
Discussion
77.

What approximate value will come in place of question mark (?) in the following question ? (49.001) 2; = ?

A. 2500
B. 2400
C. 2600
D. 2300
Answer» C. 2600
Discussion
78.

In a cricket match, five batsmen P, Q, R, S and T scored an average of 36 runs. S Scored 5 more than T; T scored 8 fewer than P; Q scored as many as S and T combined; and Q and R scored 107 between them. How many runs did T score ?

A. 20
B. 29
C. 28
D. 24
Answer» B. 29
Discussion
79.

If Q means 'add to', J means 'multiply by', T means 'substract from' and K means 'divide by' then 30 K 2 Q 3 J 6 T 5 = ?

A. 18
B. 28
C. 31
D. 103
Answer» C. 31
Discussion
80.

Given intercharges : Signs + and x and numbers 4 and 5.

A. 5 x 4 + 20 = 40
B. 5 x 4 + 20 = 85
C. 5 x 4 + 20 = 104
D. 5 x 4 + 20 = 95
Answer» D. 5 x 4 + 20 = 95
Discussion
81.

12:30 :: 14: ?

A. 36
B. 28
C. 35
D. 42
Answer» D. 42
Discussion
82.

Select the correct set of symbols which will fit in the given equation? 5 0 3 5 = 20

A. x, x, x
B. -, +, x
C. x, +, x
D. +, -, x
Answer» C. x, +, x
Discussion
83.

If stands for 'addition', stands for 'subtraction', + stands for 'multiplication' and-stands for 'division', then 20 8 8 - 4 + 2 = ?

A. 80
B. 25
C. 24
D. 5
Answer» D. 5
Discussion
84.

Find out the two signs to be interchanged for making following equation correct 5 + 3 x 8 - 12 / 4 =3

A. + and -
B. - and /
C. + and x
D. + and /
Answer» C. + and x
Discussion
85.

If A + B = 2C and C + D = 2A, then

A. A + C = B + D
B. A + C = 2D
C. A + D = B + C
D. A + C = 2B
Answer» B. A + C = 2D
Discussion
86.

Given interchanges : Signs + and - , numbers 4 and 8.

A. 4 + 8 - 12 = 12
B. 4 - 8 + 12 = 0
C. 8 + 4 - 12 = 24
D. 8 - 4 + 12 = 8
Answer» C. 8 + 4 - 12 = 24
Discussion