Ques:- The LCM of three different numbers is 120. Which of the following cannot be their HCF?
A. 8
B. 12
C. 24
D. 35
Ques:- In each questions below are given two statements followed by two conclusions numbered I and II.
Statements :
All pens are roads. All roads are houses.
Conclusions :
I. All houses are pens.
II. Some houses are pens.
Statements :
All pens are roads. All roads are houses.
Conclusions :
I. All houses are pens.
II. Some houses are pens.
A. if only conclusion I follows
B. if only conclusion II follows
C. if either conclusion I or II follows
D. if neither conclusion I nor II follows
E. if both conclusions I and II follow
Ques:- A train 280 m long is moving at 60 km/hr. Time taken by the train to cross a tunnel 220 m long is
A. 15 sec
B. 20 sec
C. 25 sec
D. 30 sec
Ques:- Some persons decide to raise Rs. 3 lakhs by equal contribution from each of them. If they contributed Rs. 50 extra each, the contribution increased to Rs. 3.25 lakhs. How many persons were there ?
A. 400
B. 500
C. 600
D. 700
E. None of these