`-8-(-5)=?`
(a) -3,
(b) -13,
(c) 13,
(d) 3

Which of the following are not twin-primes? 3, 5 (b) 5, 7 (c) 11, 13 (d) 17, 23

The reciprocal of the fraction 2 3/5 is (a) 2 5/3 (b) (13)/5 (c) 5/(13) (d) 2 2/5

3, 7, 6, 5, 9, 3, 12, 1, 15, (......) (a) 18 (b) 13 (c) -1 (d) 3

The centroid of the triangle whose vertices are (3,-7),(-8,6) and (5,10) is a) (0,9), b) (0,3), c) (1,3), d) (3,5)

The ratio in which the plane 3x+4y-5z =1 divided the join of (-2,4,-6) and (3,-5,6) is (a)12:13 (b) 13:12 (c )13:14 (d)14:13

9+|-4| is equal to: 5 (b) -5 (c) 13 (d) -13

3/(10) is equal to 3.1 (b) 1.3 (c) 0.3 (d) 0.03

2, 3, 5, 8, 13, 21, ….

Reduce (128352)/(238368) to its lowest terms.(3)/(4) (b) (5)/(13) (c) (7)/(13) (d) (9)/(13)

2[[x,4],[0,5]]+3[[1,2y],[3,1]]=[[5,26],[9,13]] rArr(x,y)= (A) (3,1) (B) (1,3) (C) (-1,3) (D)(-1,-3)