GRE Practice Question and Answer

Q: 40% of 265 + 35% of 180 = 50% of ? 2297 0

  • 1
    383
    Correct
    Wrong
  • 2
    338
    Correct
    Wrong
  • 3
    84.5
    Correct
    Wrong
  • 4
    253.5
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 2. "338"
Explanation :

Answer: B) 338 Explanation: We know that 40% = 25   40% of 265 + 35% of 180 = 50% ?   25 x 265 + 35% of 180 = 50% ?   We know that (35% of 180 = 180% of 35) & 180% = 95   25 x 265 + 95 x 35 = 50% ?   106 + 63 = 50% ?   ?= 2 x 169 = 338.

Q: If log72 = m, then log4928 is equal to ? 2297 0

  • 1
    1/(1+2m)
    Correct
    Wrong
  • 2
    (1+2m)/2
    Correct
    Wrong
  • 3
    2m/(2m+1)
    Correct
    Wrong
  • 4
    (2m+1)/2m
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 2. "(1+2m)/2"
Explanation :

Answer: B) (1+2m)/2 Explanation: log4928 = 12log77×4   = 12+122log72= 12+log72= 12 + m= 1+2m2.

Q: That which cannot be corrected 2292 0

  • 1
    Incorrigible
    Correct
    Wrong
  • 2
    Illegible
    Correct
    Wrong
  • 3
    Illegal
    Correct
    Wrong
  • 4
    Indelible
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 1. "Incorrigible"
Explanation :

Answer: A) Incorrigible Explanation: The One-word substitute for That which cannot be corrected is Incorrigible.

Q: On 24th Nov, 2007 Thursday falls. What day of the week was it on 10th Nov, 2006 ? 2291 0

  • 1
    Wednesday
    Correct
    Wrong
  • 2
    Tuesday
    Correct
    Wrong
  • 3
    Friday
    Correct
    Wrong
  • 4
    Thursday
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 1. "Wednesday"
Explanation :

Answer: A) Wednesday Explanation: The year 2006 is an ordinary year. So, it has 1 odd day.So, the day on 24th Nov, 2007 will be 1 day beyond the day on 24th Nov, 2006.But, 24th Nov, 2007 is Thursday. 24 - 10 = 14 days. Therefore, 2 weeks ago it is same day. Thus, 10th Nov, 2006 is one day before 10th Nov, 2007 i.e. it is Wednesday.

Q: How much does a clock lose per day, if its hands coincide ever 65 minutes ? 2287 0

  • 1
    1440/143 min
    Correct
    Wrong
  • 2
    184/13 min
    Correct
    Wrong
  • 3
    1425/18 min
    Correct
    Wrong
  • 4
    541/9 min
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 3. "1425/18 min"
Explanation :

Answer: C) 1425/18 min Explanation: 55 min. spaces are covered in 60 min.60 min. spaces are covered in ((60/55) x 60) min = 720/11 min.Loss in 65 min. = (720/11 - 65 ) = 5/11Loss in 24 hrs = (5/11 x 1/65 x 24 x 60)min = 1440/143 min.

Q: A trader mixes 36 kg of rice at Rs. 20 per kg with 14 kg of rice of other variety at Rs. 36 per kg and sells the mixture at Rs. 30 per kg. His profit percent is: 2284 0

  • 1
    25%
    Correct
    Wrong
  • 2
    21.14%
    Correct
    Wrong
  • 3
    22.54%
    Correct
    Wrong
  • 4
    27.32%
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 3. "22.54%"
Explanation :

Answer: C) 22.54% Explanation: C.P. of 50 kg rice = Rs. (36 x 20 + 14 x 36) = Rs. (720 + 504) = Rs.1224.   S.P. of 56 kg rice = Rs. (50 x 30) = Rs.1500. Profit = 1500 - 1224 = Rs.276    Profit % = ProfitC.P×100  = 2761224×100 = 22.54%.

Q: A clock is started at 11 a.m. By 600 seconds past 6 p.m, the hour hand has turned through ? 2283 0

  • 1
    155 degrees
    Correct
    Wrong
  • 2
    175 degrees
    Correct
    Wrong
  • 3
    205 degrees
    Correct
    Wrong
  • 4
    215 degrees
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 4. "215 degrees"
Explanation :

Answer: D) 215 degrees Explanation: The total angle traced by the hour hand is the angle traced in 7 hours and 10 minutes.We know that the angle traced by the hour hand in one hour is 30º and in one minute is 1/2º.Therefore, (30º x 7) + (10 x 1/2º) = 215º is the angle traced by the hour hand.

Q: Planet : Orbit :: Projectile : ? 2283 0

  • 1
    Path
    Correct
    Wrong
  • 2
    Milky way
    Correct
    Wrong
  • 3
    Track
    Correct
    Wrong
  • 4
    Trajectory
    Correct
    Wrong
  • Show Answer
  • Workspace

Answer : 4. "Trajectory"
Explanation :

Answer: D) Trajectory Explanation: The path traced by planet is called Orbit. Similarly, the path traced by projectile is called Trajectory.   Hence, Planet : Orbit : : Projectile : Trajectory.

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully

  Report Error

Please Enter Message
Error Reported Successfully