quantitative aptitude test 110

Test # 110

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1.
The fuel charge for running a train at uniform speed over a given distance of 80 km varies as the square of its speed and at 16 km/hr, it is found to be Its. 48 per hour. The fixed charges, ie salaries etc, amount to Rs 300 for every hour of run. What should be the most economical speed?

Quantitative Aptitude
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Idiom of the Day

cry over spilt milk
to cry or complain about something that has already happened
"Don`t cry over spilt milk. You can never change the past."

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English Phrases
  • We often change an adjective into an adverb by adding -ly.
      late lately right rightly hopeful hopefully real really (NOT seaiy) definite definitely
      complete completely(NOT completly)
  • -y changes to -i- .
      happy happily easy easily dry drily
  • If an adjective ends in -Ie, we change -/eto -ly.
      idle idly noble nobly
  • If an adjective ends in -ic, the adverb ends in -icaiiy.
      tragic tragically
  • Exceptions: truly, wholly, fully, shyly, publicly.
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