Related Questions

There are five persons sitting on a bench. Blue eyed lady sitting in the middle is my mother. At the extreme left, the man with grey hair is my maternal uncle. Lady sitting at the extreme right is having a pimple on her nose and is the wife of person who is sitting between blue eyed lady and grey haired man and has a pointed nose. A lady having marks on her face is the younger sister of the blue eyed lady and sitting on the remaining fifth place. The person having a pointed nose is the son of the blue eyed lady. What is the lady having marks on her face to the man sitting at extreme left ?
A Wife
B Maternal Aunt
C Sister
D Sister-in-law
There are 15 balls in a box 8 balls are green 4 are blue and 3 are white. Then 1 green and 1 blue balls are taken from the box and put away. what is the probability that a blue ball is selected at random from the box?
A 3?15
B 4/15
C 3/13
D 4/13
In three coloured boxes - Red, Green and Blue, 108 balls are placed. There are twice as many balls in the green and red boxes combined as there are in the blue box and twice as many in the blue box as there are in the red box. How many balls are there in the green box ?
A 18
B 36
C 45
D None of these
Blue vitriol is chemically
A Copper sulphate
B Ferrous sulphate
C Copper nitrate
D Aluminium sulphate
Dense soda ash used in the manufacture of glass, is chemically represented by
A Na2CO3
B Na2CO3.10H2O
C Na2CO3.H2O
D Na2HCO3
Sodium tri poly phosphate (STPP) is chemically represented as
A Na5P3O10
B Na4P3O8
C Na3P4O6
D Na2PO4
Triple superphosphate is chemically represented as
A CaF2.3Ca3(PO4)2
B 3Ca3(PO4)2
C Ca(PO3)2
D Ca(H2PO4)2
Tricresyl phosphate is chemically represented as
A (CH3C6H4)3 PO4
B Ca10(PO4) 3F6
C (NH4)2 HPO4
D NH4H2PO4
Mullite is chemically represented by
A Al2O3.2SiO2
B 3Al2O3.2SiO2
C Al2O3.SiO2
D 2Al2O3.3SiO2
Baking soda is chemically represented by
A Na2CO3
B NaHCO3
C Na2CO3.H2O
D Na2CO3.10H2O

Next steps