3811: Which of the following is not an alloy?
(a) Brass
(b) Bronze
(c) Steel
(d) Zinc
3812: In a certain code, MARCH is written as OCTEJ, how is RETURN written in that code ?
(a) TFUVSM
(b) QGSTQM
(c) TGVWTP
(d) TGRVSO
3813: The limit beyond which stars suffer internal collapse is called:
(a) Chandrashekhar limit
(b) Eddington limit
(c) Hoyle limit
(d) Fowler limit
3814: The missing fraction in the series given below is :
4/9,9/90/........39/86
(a) 17/40
(b) 19/42
(c) 20/45
(d) 29/53
3815: Two cars X and Y start from two places A and B respectively which are 700 km apart at 9 a.m. Both the cars run at an average speed of 60 km/hr. Car X stops at 10 a.m. and again starts at 11 a.m. while the other-car Y continues to run without stopping. When do the two cars cross each other?
(a) 2 : 40 p.m.
(b) 3 : 20 p.m.
(c) 4 : 10 p.m.
(d) 4 : 20 p.m.