Mental Ability Test - Mathematical Operations
Exam Duration: 45 Mins Total Questions : 30
If \(\times\) denotes +. - denotes \(\div\), \(\div\) denotes - and + denotes \(\times\) then the value of the equation 225 - 25 + 15 \(\times\) 15 \(\div\) 48 will be
- (a)
92
- (b)
112
- (c)
102
- (d)
122
If \(\div\) means addition, - means subtraction! \(\times\) means division and + means multiplication then which of the following equations will be correct
- (a)
1 + 10 \(\div\) 2 + 6 \(\times\) 5 = 36
- (b)
1 \(\times\) 10 + 2 - 6 \(\div\) 5 = 36
- (c)
1\(\div\)10 \(\times\) 2 \(\div\)6 + 5 = 36
- (d)
1 - 10 \(\times\) 2\(\div\)6 + 5 = 36
Interchanges: sign: \(\div\) and + Numbers: 4 and 2
- (a)
2+4\(\div\)8=4
- (b)
2\(\div\)8+4=8
- (c)
8\(\div\)4+2=12
- (d)
4\(\div\)2+8=16
220 + 110 - 11 \(\times\) 2 \(\div\) 4 = 236
- (a)
\(\times\)and +
- (b)
+ and -
- (c)
\(\div\) and -
- (d)
\(\times\) and \(\div\)
Interchanges:
Signs: \(\div\) and +
Numbers: 7 and 2
- (a)
7\(\div\)4+2=6
- (b)
2\(\div\)4+7=9
- (c)
7\(\div\)2+4=12
- (d)
4\(\div\)2+7=9
Interchanges:
Signs: \(\div\) and -
Numbers: 6 and 2
- (a)
2 \(\div\) 6 - 3 = 0
- (b)
3 \(\div\) 2 - 6 = 0
- (c)
2 - 6 \(\div\) 3 = 0
- (d)
6 \(\div\) 2 - 3 = 0
Interchanges:
Signs: \(\times\) and -
Numbers: 7 and 2
- (a)
2 \(\times\) 5 - 7 = 2
- (b)
5 - 2 \(\times\) 7 = 9
- (c)
7 \(\times\) 5 - 2 = 3
- (d)
7 - 5 \(\times\) 2 = 3
Interchanges:
Signs: + and -
Numbers: 5 and 3
- (a)
1 + 5 - 3 = 7
- (b)
3 - 5 + 1 = 7
- (c)
5 + 3 - 1 = 7
- (d)
3 + 5 - 1 = 7
If 3$65 = 59,4$94 = 53 and 7$34 = 51 then find the value of 8$54
- (a)
51
- (b)
52
- (c)
53
- (d)
54
If 4% 2 = 12,5% 3 = 16and 8 %6 = 28 then find the value of 9 %7
- (a)
24
- (b)
28
- (c)
32
- (d)
34
If 26 © 88 = 57, 12 © 44 = 28 and 23 © 47 = 35 then find the value of 92 © 24
- (a)
58
- (b)
78
- (c)
62
- (d)
90
If 51 \(\times\) 27 = 153,36 \(\times\) 21 = 84 and 42 \(\times\) 24 = 112 then find the value of 45 \(\times\) 57
- (a)
189
- (b)
380
- (c)
217
- (d)
285
If + means \(\div\), - means x, \(\div\) means + and means -, then
36 x 12 + 4 \(\div\) 6 + 2 - 3 = ?
- (a)
2
- (b)
18
- (c)
42
- (d)
\(6\frac{1}{2}\)
Given interchanges: Signs - and \(\div\) and numbers 4 and 8
- (a)
6 - 8 \(\div\) 4 = - I
- (b)
8 - 6 \(\div\) 4 = 1
- (c)
4 \(\div\) 8 - 2 = 6
- (d)
4 - 8 \(\div\) 6 = 2
Which of the following conclusions is correct
according to the given expressions and
symbols?
A:\(\ngtr\)
B: >
C: \(\neq\)
D: =
E: \(\nless\)
F: <
Expression (pEq) and (qEr)
- (a)
pEr
- (b)
pFr
- (c)
rBp
- (d)
rBq
If p = q + r, then it is possible that
- (a)
p x q - r
- (b)
p + q - r
- (c)
p - q - r
- (d)
p < q < r
\(\frac { 0.27 }{ ? } =\frac { ? }{ 0.03 } \)
- (a)
9.00
- (b)
0.99
- (c)
0.09
- (d)
0.19
\(\frac { \sqrt{625} }{ ? } =\frac { ? }{ 16 } \)
- (a)
0.025
- (b)
2.05
- (c)
0.025
- (d)
20.0
\(\frac{{0.4^2}-{0.3^2}}{?}=\frac{?}{0.07}\)
- (a)
0.71
- (b)
0.07
- (c)
0.70
- (d)
2.7
The following question an equation becomes incorrect due to the interchange of two signs. One of the four alternatives under it specifies the interchange two signs in the equation, which when made will make the equation correct. Find the correct alternative.
9 + 5 \(\div\) 4 x 3 - 6 = 12
- (a)
+ and x
- (b)
\(\div\) and x
- (c)
\(\div\) and -
- (d)
+ and -
If \(\alpha\) means 'greater than', \(\beta\) means 'equal to', \(\theta\) means 'not less than', \(\gamma\) means 'less than', \(\delta\) means 'not equal to' and \(\eta\) means 'not greater than: then which of the four alternatives could be a correct or proper inference in each of the following?
a \(\alpha\) 2b and 2b \(\theta\) r
- (a)
a \(\eta\) r
- (b)
a \(\alpha\) r
- (c)
a \(\beta\) r
- (d)
a \(\gamma\) r
If x means \(\div\), -means ",x,\(\div\) means + and + means -, then : (3 - 15 \(\div\) 19 ) x 8 + 6 = ?
- (a)
8
- (b)
4
- (c)
2
- (d)
-1
If x stands for 'addition', < for 'subtraction', + stands for 'division'. > 'for multiplication', - stands for 'equal to', \(\div\) for 'greater than' and = stands for 'less than' state which off the following is true?
- (a)
3 x 2 < 4 \(\div\) 16> 2 + 4
- (b)
5 > 2 + 2 = 10 < 4 x 8
- (c)
3 x 4 > 2 - 9 + 3 < 3
- (d)
5 x 3 < 7 \(\div\) 8 + 4 x 1
If > denotes +, < denotes =, + denotes =, \(\Lambda\) denotes x, - denotes =, x dentotes > and = denotes <, choose the correct statements in each of the following question.
- (a)
13 > 7 < 6 + 2 = 3 \(\Lambda\) 4
- (b)
9 > 5 > 4 - 18 + 9 > 16
- (c)
9 < 3 < 2 > 1 x 8 \(\Lambda\) 2
- (d)
28 + 4 \(\Lambda\) 2 = 6 \(\Lambda\) 4 + 2
If > denotes +, < denotes =, + denotes =, \(\Lambda\) denotes x, - denotes =, x dentotes > and = denotes <, choose the correct statements in each of the following question.
- (a)
29 < 18 + 6 = 36 + 6 \(\Lambda\) 4
- (b)
18 > 12 + 4 x 7 > 8 \(\Lambda\) 2
- (c)
32 > 6 + 2 = 6 < 7 \(\Lambda\) 2
- (d)
31 > I < 2 = 4 > 6 \(\Lambda\) 7
In the following questions, arrange the given words in a meaningful sequence and then choose the most appropriate sequence from amongst the alternatives provided below each question.
1. Reading
2. Composing
3. Writing
4. Printing.
- (a)
1, 3, 2, 4
- (b)
2, 3,4, 1
- (c)
3, 1, 2, 4
- (d)
3, 2, 4, 1
In the following questions, arrange the given words in a meaningful sequence and then choose the most appropriate sequence from amongst the alternatives provided below each question.
1. Milky way
2. Sun
3. Moon
4. Earth
5. Stars.
- (a)
4, 3, 2, 5, 1
- (b)
3, 4, 2, 5,1
- (c)
2,.3, 4, 5, 1
- (d)
1, 4, 3, 3, 2, 5
In the following questions, arrange the given words in a meaningful sequence and then choose the most appropriate sequence from amongst the alternatives provided below each question.
1. Puberty
2. Adulthood
3. Childhood
4. Infancy
5. Senescence.
- (a)
5, 2, 3, 4, 1
- (b)
4, 3, 2, 1, 5
- (c)
4, 3, 1, 2, 5
- (d)
2, 4, 3, 1, 5
In the following questions, arrange the given words in a meaningful sequence and then choose the most appropriate sequence from amongst the alternatives provided below each question.
1. Gold
2. Iron
3. Sand
4. Platinum
5. Diamond.
- (a)
2, 4, 3, 5, 1
- (b)
3, 2, 1, 5, 4
- (c)
4, 5, 1, 3, 2
- (d)
5, 4, 3, 2, 1
In the following questions, arrange the given words in a meaningful sequence and then choose the most appropriate sequence from amongst the alternatives provided below each question.
1. Cut
2. Put on
3. Mark
4. Measure
5. Tailor.
- (a)
4, 3, 1, 5, 2
- (b)
3, 1, 5, 4, 2
- (c)
2, 4, 3, 1, 5
- (d)
1, 3, 2, 4, 5
