Aptitude - Problems On H.c.f And L.c.m

345/23 /5 = ?

A.  3

B.  3.5

C.  2.5

D.  2

E.  None of these

View Answer  

Correct Answer :

3



Explanation :
No Explanation available for this question

The H.C.F of 24 x 32 x 53 x 7, 23 x 33 x 52 x 72 and 3 x 5 x 7 x 11 is:

A.   105

B.  1155

C.  2310

D.  27720

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Correct Answer :

105



Explanation :
No Explanation available for this question

The H.C.F. of 22 x 33 x 55 , 23 x 32 x 52 x 7 and 24 x 34 x 5 x 72 x 11 is:

A.   22 x 33 x 5

B.  22 x 33 x 5 x 7 x 11

C.  22 x 33 x 55

D.  22 x 33 x 55 x 7 x 11

View Answer  

Correct Answer :

22 x 33 x 5



Explanation :
No Explanation available for this question

The L.C.M of 22, 54, 108, 135 and 198 is:

A.  330

B.  1980

C.  5940

D.  11880

View Answer  

Correct Answer :

5940



Explanation :
No Explanation available for this question

Find the lowest common multiple of 24, 36 and 40.

A.  120

B.  240

C.  360

D.  480

View Answer  

Correct Answer :

360



Explanation :
No Explanation available for this question

The L.C.M of 148 and 185 is:

A.   680

B.  740

C.  2960

D.  3700

View Answer  

Correct Answer :

740



Explanation :
No Explanation available for this question

The H.C.F of 9/10, 12/25,18/35 and 21/40 is:

A.   3/5

B.  252/5

C.  3/2800

D.  63/700

View Answer  

Correct Answer :

3/2800



Explanation :
No Explanation available for this question

1369 1521 1681 1849 ?

A.  1950

B.  2025

C.  2150

D.  1925

E.   None of these

View Answer  

Correct Answer :

2025



Explanation :
No Explanation available for this question

The H.C.F and L.C. M. of two numbers are 84 and 21 respectively. If the ratio of the two numbers is 1 : 4, then the larger of the two numbers is:

A.  12

B.  48

C.  84

D.  108

View Answer  

Correct Answer :

84



Explanation :
No Explanation available for this question

H.C.F of 4 x 27 x 3125, 8 x 9 x 25 x 7 & 16 x 81 x 5 x 11 x 49 is:

A.  180

B.  360

C.  540

D.  1260

View Answer  

Correct Answer :

180



Explanation :
No Explanation available for this question

The L.C.M of 23 x 32 x 5 x 11, 24 x 34 x 52 x 7 and 25 x 33 x 53 x 72 x 11 is

A.  23 x 32 x 5

B.  25 x 34 x 53

C.  23 x 32 x 5 x7 x 11

D.  25 x 34 x 53 x 72 x 11

View Answer  

Correct Answer :

25 x 34 x 53 x 72 x 11



Explanation :
No Explanation available for this question

The H.C.F of 2/3, 8/9, 64/81 and 10/27 is:

A.   2/3

B.  2/81

C.  160/3

D.  160/81

View Answer  

Correct Answer :

2/81



Explanation :
No Explanation available for this question

The H.C.F. of 2923 and 3239 is :

A.  37

B.  47

C.  73

D.  79

View Answer  

Correct Answer :

79



Explanation :
No Explanation available for this question