Math Quantitative Aptitude

Math Quantitative Aptitude
171. A two-digit number is reversed. The larger of the two numbers is divided by the smaller one. What is the largest possible remainder?
  • 27
  • 36
  • 45
  • 54
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172. Four volunteers represent the school A. 5 volunteers represent the school B, 6 volunteers represent the school C and 3
volunteers represent the school D.
Each of the volunteers shakes hands with every volunteer from school other than his own. If each volunteer shake hands
exactly once, what is the maximum possible number of handshakes?
  • 153
  • 141
  • 119
  • 108
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173. How many times do the hour hand and the minute hand of a watch become perpendicular to each other in 24 hours?

  • 22
  • 24
  • 44
  • 48
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174. In how many different ways can 5 different rings be put on 4 fingers?
  • 20
  • 45
  • 54
  • 9
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175. How many diagonals can be drawn by joining the vertices of an Octagon?

  • 20
  • 24
  • 28
  • 64
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176. A watch loses 2 minutes per day (24 hr) while another watch gains 2 minutes per day (24 hr). At a particular instant the two watches showed an identical time. When will the two watches show the identical time again?

  • On completion of 7 days
  • On completion of 30 days
  • On completion of 120 days
  • On completion of 180 days
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177. If successive natural numbers are written in a row starting from 1, which digit appears in the 200th place?

  • 0
  • 3
  • 5
  • 7
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178. Trains leave a station A for another station B after a gap every one  hour. Each train takes 4 hours to complete the
journey. Trains leave the stations A and B simultaneously after an interval of every one hour. If a person starts from the
station A for the station B, how many trains will he cross before arriving at the Station B?

  • 4
  • 5
  • 7
  • 8
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179. In the year 2004, the month of February had 5 Sundays.In which of the following years did February last have 5 Sundays?
  • 2000
  • 1996
  • 1980
  • 1976
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180. Six identical Cards are placed on a table. Each Card has number ‘1’ marked on one side and number ‘2’ marked on its other side. All the six cards are placed such that the number ‘1’ is on the upper side. In one try, exactly four (neither more or less)
cards are turned upside down. In how many tries can the cards be turned upside down such that all the six cards show

number ‘2’ on the upper side.
  • 3
  • 5
  • 7
  • This cannot be achieved
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