8 ml is equal to (a) 0.8 L                          (b) 0.08 L (c) 0.008 L                      (d) None of these

0. 012-:1. 5=? (a) 0.8 (b) 0.08 (c) 0.008 (d) none of these

To what volume of 10 litre of 0.5 M CH_(3)COOH (K_(a)=1.8xx10^(-5)) be diluted in order to double the hydroxide ion concentration : (a) 20L (b) 30L (c) 40L (d) None of these

If A N C~= L K M , then side of L K M equal to side A C\ of A B C is (a) L K\ (b) K M (c) L M (d) None of these

If f(x)=((x^l)/(x^m))^(l+m)((x^m)/(x^n))^(m+n)((x^n)/(x^l))^(n+l) , then f^(prime)(x) is equal to (a) 1 (b) 0 (c) x^(l+m+n) (d) none of these

L is a variable line such that the algebraic sum of the distances of the points (1,1) (2,0) and (0,2) from the line is equal to zero. The line L will always pass through a. (1,1) b. (2,1) c. (1,2) d. none of these

0. 012xx0. 15= (a) 0.8 (b) 0.08 (c) 0.008 (d) 0.0018

If l= LCM of 8!, 10! and 12! and h = HCF of of 8!, 10! and 12! then l/h is equal to a)132 b)11800 c)11880 d)None of these

Let the straight lines x+y-2=0, 2x-y+1=0 and px+qy-r=0 be concurrent and l_1 and l_2 be the two members of the family of lines 2px+2qy+4r=0 which are nearest and farthest from origin : Now answer the question : The angle between lines L_1 and l_2 is : (A) 45^0 (B) 60^0 (C) 90^0 (D) none of these

The equation of the plane through the intersection of the plane a x+b y+c z+d=0\ a n d\ l x+m y+n+p=0 and parallel to the line y=0,\ z=0. (A) (b l-a m)y+(c l-a n)z+d l-a p=0 (B) (a m-b l)x+(m c-b n)z+m d-b p=0 (c) (n a-c l)d+(b n-c m)y+n d-c p=0 (D) None of these

Simplify : (0.08)^(2)div0.4