Related Questions

Apu took 3/5 of the marble kept in a box. His younger took another 3/5 of the remaining marbles.Then his sister took another 3/5 of remaining marbles. What fractions of the marble are left in the box ?
A 8/125
B 11/125
C 13/125
D None
Geologically, marble is known as
A Sedimentary rock
B Igneous rock
C Metamorphic rock
D Stratified rock
Bangladesh Italian Marble works Limited Vs Government of the People's Republic of Bangladesh (2010) is popularily known as the
A Second Amendment Case
B Third Amendment Case
C Fourth Amendment Case
D Fifth Amendment Case
The smallest quantity of a substance, which can exist by itself in a chemically recognizable form is known as
A Element
B Compound
C Atom
D Molecule
Neoprene is chemically known as
A Polybutandiene
B Styrene butadiene rubber (SBR)
C Polyurethane
D Poly chloroprene
Chemically ‘Quick Silver' is known as
A Mercury
B Silver
C Aluminium
D Copper
Aspirin is chemically known as
A Methyl salicylate
B Hydroxysalicylate
C Acetylsalicylic acid
D Alkylsalicylic acid
Bakelite is chemically known as
A Polyvinyl chloride (PVC)
B Polybutadiene
C Phenol formaldehyde
D Polyurathane
Bleaching powder (chemically known as calcium chloro hypochlorite) is commercially produced by the action of chlorine on
A Slaked lime
B Soda lime
C Calcium perchlorate
D None of these
Grignard reagent is chemically known as
A Ethyl magnesium chloride
B Methyl magnesium chloride
C Dichlorophenol
D Monochloro acetic acid

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