The number of solutions of `z^2+bar z=0` is
(a) `1`           (b)`2`
(c) `3`           (d)`4`

The number of integer values of m , for which the x-coordiante of the point of intersection of the lines 3x+4y=9 and y=mx+1 is also an integer, is (a)    2     (b)   0 (c)    4     (d)   1

Number of four digit number between 5000 and 6000 such that digit at thousand.s place is equal to the sum of the other three digits, is (1) 21000       (2)   126         (3)  21       (4)  42

If the circumference of a circle is equal to the perimeter of a square then the ratio of their areas is: (a)22:7       (b)  14:11       (c)  7:22          (d)  7:11

If the circumference of a circle is equal to the perimeter of a square then the ratio of their areas is: (a)22:7       (b)  14:11       (c)  7:22          (d)  7:11

A variable takes the values of 0 , 1 , 2 ,....., n with frequencies proportional to the binomial coefficients C_0 , C_1 , C_2 ,......, C_n , then mean of the distribution is (1)   (n(n+1))/4       (2)   n/2       (3)   (n(n-1))/2       (4)   (n(n+1))/2       

If alpha , beta are the roots of 6x^2-2x+1=0 and s_x=alpha^n+beta^n , then Lt_(n->oo) sum_(r=1)^n s_r is (a)    5/17    (b)    0     (c)    3/37     (d)   none

The measure of the angle between the internal and external bisectors of an angle is: (A)   60°     (B)   70°      (C)   80°      (D)   90°

Number of four digit number between 5000 and 6000 such that digit at thousand.s place is equal to the sum of the other three digits, is (1)21000      (2)   126        (3)  21      (4)  42

7).Rewrite the following rational numbers in the simplest form: (i)-8/6 (ii) 25/45 (iii) -44/72 (iv) -8/10 (8).Fill in the boxes with the correct symbol out of >, <, and =. (i)        (ii)       (iii)     (iv)   (v)       (vi)      (vii)

7).Rewrite the following rational numbers in the simplest form:(i) -8/6 (ii) 25/45 (iii) -44/72 (iv) -8/10 (8).Fill in the boxes with the correct symbol out of >, <, and =.(i)        (ii)       (iii)     (iv)   (v)       (vi)      (vii)