Mathematical Operation For SBI PO- 1

1.What should come in place of question mark in the given expression so as to make B>C always false?

B > D ? F= A ≥ C

a) =

b) >

c) >=

d) <

e) can’t be determined

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d) <

Correct Answer

D

Explanation

1) B > D < F= A ≥ C

B> C => false

ANS :  <  

2. Study the following expression carefully to answer the given questions.

What should come in place of blank spaces to make L ≤ H and I > K always true in the expression L_K_H_I _ J.

a) =, ≤, <, >

b) <, ≥, >, <

c) >, >, =, =

d) ≥, <, >, ≤

e) None of these

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 a) =, ≤, <, >

Correct Answer

A

Explanation

2)L = K ≤ H< I  > J

ANS  : =, ≤, <, >  

 

3) Statement :

P > Q = S ≤ R > T

Conclusion:

I.T < S

II.T < P

III.R = Q

IV.R > Q

a) Only II is true

b) Only IV is true

c) Either III or IV true

d) Both II and III are true

e) Both I and II are true

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c) Either III or IV true

Correct Answer

C

Explanation

3) T < S => false

T < P => false

R = Q => false

R > Q => false

Either III or IV true  

4. Statement :

Y < U ≥W > V ≤ X

Conclusion:

I.X ≥ W

II.Y < W

III.U > V

IV.V < Y

a) Only I is true

b) Only IV is true

c) Only II is true

d) Only III is true

e) Both I and II are true

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d) Only III is true

Correct Answer

D

Explanation

4)X ≥ W => fasle

Y < W =>  false

U > V => true

V < Y => false

Only III is true  

Statement :

5.  J ≥ N > M <K ≤ L

Conclusion:

I.L > M

II.L > N

III.M < J

IV.K > J

a) Only I is true

b) Only II is true

c) Only I and II are true

d) Only I and III are true

e) All I, II, III and IV are true

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 d) Only I and III are true

Correct Answer

D

Explanation

5) L > M=> true

L > N =>false

M < J =>true

K > J =>false

Only I and III are true 

6. P$Q means P is not smaller than Q

P@Q means P is neither smaller than nor equal to Q

P#Q means P is neither greater than nor equal to Q

P&Q means P is neither greater than nor smaller than Q

P*Q means P is not greater than Q

Statements:

C # P, P * L, L @ E, E $ M

Conclusions:

I.M # P

II.M @ L

III.P # E

IV.L # C

a) None is true

b) Only I is true

c) Only II is true

d) Only III is true

e) Only IV is true

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a) None is true

Correct Answer

A

Explanation

6) C<P≤L>E≥M

None is true  

7) P$Q means P is not smaller than Q

P@Q means P is neither smaller than nor equal to Q

P#Q means P is neither greater than nor equal to Q

P&Q means P is neither greater than nor smaller than Q

P*Q means P is not greater than Q

Statements:

S @ L, L # M, M & B, B * Q

Conclusions:

I.Q $ M

II.B @ L

III.S @ Q

IV.L @ Q

a) I, II and III are true

b) I, II are true

c) I, III are true

d) d) I, III and IV are true

e) All are true

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 b) I, II are true

Correct Answer

B

Explanation

7) S>L<M=B≤Q

I, II are true   

8)P$Q means P is not smaller than Q

P@Q means P is neither smaller than nor equal to Q

P#Q means P is neither greater than nor equal to Q

P&Q means P is neither greater than nor smaller than Q

P*Q means P is not greater than Q

Statements:

T * Y, S # M, Y $ S, M @ K

Conclusions

I. K # S

II. Y @ M

III.T # M

IV.Y @ K

a) None is true

b) Only I is true

c) Only II is true

d) Only III is true

e) Only IV is true

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a) None is true

Correct Answer

A

Explanation

8) T ≤Y ≥ S>K

None is true 

9) P$Q means P is not smaller than Q

P@Q means P is neither smaller than nor equal to Q

P#Q means P is neither greater than nor equal to Q

P&Q means P is neither greater than nor smaller than Q

P*Q means P is not greater than Q

Statements:

W*N, K * V, Y @ V, W @ K

Conclusions:

I.Y @ K

II. W $ N

III.W @ Y

IV.W @ V

a) None is true

b) Only I is true

c) Only II is true

d) Only III is true

e) Only IV is true

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b) Only I is true

Correct Answer

B

Explanation

9) N≥W>K≤V<Y

Only I is true  

10 )P$Q means P is not smaller than Q

P@Q means P is neither smaller than nor equal to Q

P#Q means P is neither greater than nor equal to Q

P&Q means P is neither greater than nor smaller than Q

P*Q means P is not greater than Q

Statements:

A $ M, P @ L, K # P, A $ L

Conclusions:

I. K # L

II. A @ P

III.L*A

IV.M # P

a) None is true

b) Only I is true

c) Only II is true

d) Only III is true

e) Only IV is true

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d) Only III is true

Correct Answer

D

Explanation

10) KL≤A≥M

Only III is true