Related Questions

K produces 100 parts twice as fast as G does. G produces 100 parts in 40 minutes. If each produces parts at a constant rate, how many parts will K produces in 6 minutes.
A 30
B 25
C 20
D 15
Steel tower used for the storage of oleum
A Is lined with lead
B Need not be lined
C Is lined with rubber
D Is lined with acid-proof bricks
Chemical formula of oleum is
A H2SO3
B H2SO4
C H2S2O7
D H2SO7
Air pollution caused by industrial fumes "has" been studied for years, "but " only recently "has" the harmful effects of noise pollution "become" known.
A 1
B 2
C 3
D 4
Poison gas →abecause its its sealth and murderous fumes, is →bthe most fear inspiring →cof all weapons →dof war
A a
B b
C c
D d
Poison gas , "because its" stealth and murderous fumes, is "the most" fear -inspiring "of all" weapons " of war" .
A because its
B the most
C of all
D war
The automobile's exhaust system______foul smelling fumes.
A attracted
B condensed
C neutralized
D emitted
কোন যৌগটি পানিতে সহজে দ্রবীভূত হয়ে গাঢ় সালফিউরিক এসিডের সাথে বাষ্পযুক্ত সাদা ধোঁয়া তৈরি করে এবং জলীয় সিলভার নাইট্রেট দ্রবণে সাদা অধঃক্ষেপ দেয়? (Which compound dissolves easily in water, form steamy white fumes with concentrated sulfuric acid and gives white precipitate with aqueous silver nitrate solution?)
A AgCl
B NaBr
C NaCl
D PbBr2
Machine A produces bolts at a uniform rate of 120 every 40 seconds and Machine B produces bolts at a uniform rate of 100 every 20 seconds. If the two machines run simultaneously , how many seconds will it take for them to produce a total of 200 bolts.
A 22
B 25
C 28
D 32
Machine A produces bolts at a uniform rate of 120 every 40 seconds, and Machine B produces bolts at a uniform rate of 100 every 20 seconds. If the two machines run simultaneously, how many seconds will it take for them to produce total of 200 bolts?
A 22
B 25
C 28
D 32

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