`1-:(-5)/7=` `2/7` (b) `5/7` `-2/7` (d) `(-7)/5`

1-:(-5)/7= (a) 2/7 (b) 5/7 (c) -2/7 (d) (-7)/5

The projections of a vector on the three coordinate axis are 6, 3, 2 respectively. The direction cosines of the vector are (A) 6,-3,2 (B) 6/5,(-3)/5,2/5 (C) 6/7,(-3)/7,2/7 (D) (-6)/7,(-3)/7,2/7

A point on the line (x-1)/1=(y-2)/2=(z+1)/3 at a distance sqrt(6) from the origin is (A) ((-5)/7, (-10)/7,13/7) (B) (5/7,10/7,(-13)/7) (C) (1,2,-1) (D) (-1,-2,1)

A point on the line (x-1)/1=(y-2)/2=(z+1)/3 at a distance sqrt(6) from the origin is (A) ((-5)/7, (-10)/7,13/7) (B) (5/7,10/7,(-13)/7) (C) (1,2,-1) (D) (-1,-2,1)

A fraction equivalent to (45)/(105) is 6/(14) (b) 4/7 (c) 5/7 (d) 7/5

The arrangement of rational numbers (-7)/(10),(5)/(-8),(2)/(-3) in ascending order is (2)/(-3),(5)/(-8),(-7)/(10) (b) (5)/(-8),(-7)/(10),(2)/(-3) (c) (-7)/(10),(5)/(-8),(2)/(-3)(d)(-7)/(10),(2)/(-3),(5)/(-8)

5/4-7/6-(-2)/3=\ 3/4 (b) -3/4 (-7)/(12) (d) 7/(12)

A fraction equivalent to (45)/(105) is (a) 6/(14) (b) 4/7 (c) 5/7 (d) 7/5

The probability that a non-leap year has 53 sundays,is (2)/(7) (b) (5)/(7)(c)(6)/(7) (d) (1)/(7)

A number x is chosen at random from the numbers -3,-2,-1,0,1,2,3 the probability that |x|<2 is (5)/(7) (b) (2)/(7)(c)(3)/(7) (d) (1)/(7)