Quantitative Aptitude Practice Question and Answer

Q: If the HCF of 210 and 55 is expressible in the form of 210 x 5 + 55P, then value of P = ? 1720 0

  • 1
    -23
    Correct
    Wrong
  • 2
    27
    Correct
    Wrong
  • 3
    16
    Correct
    Wrong
  • 4
    -19
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 4. "-19"
Explanation :

Answer: D) -19 Explanation: HCF of 210 and 55 is 5 Now, 210x5 + 55P = 5 => 1050 + 55P = 5 => 55P = -1045 => P = -1045/55 => P = -19.

Q: On her deathbed, a grand mother called upon his three grand sons and told them to distribute all her assets worth Rs. 52,500 in the ratio of 1/35 : 1/21 : 1/15 amongst themselves. Find the smallest share amongst the three portions ? 1720 0

  • 1
    Rs. 5422
    Correct
    Wrong
  • 2
    Rs. 10,500
    Correct
    Wrong
  • 3
    Rs. 12,800
    Correct
    Wrong
  • 4
    Rs. 15,000
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "Rs. 10,500"
Explanation :

Answer: B) Rs. 10,500 Explanation: The ratio of distribution should be: 21 x 15 : 15 x 35 : 35 x 21= 315 : 525 : 735 = 3 : 5 : 7The smallest share will be of worth: 3/15 x 52,500 = Rs. 10,500

Q: Prashanth sold a album for $ 735 and made a profit of 22.5% . The cost price of the album went up by $120 and so Prashanth increased the selling price by $120. What is his profit % now ? 1719 0

  • 1
    19.32 %
    Correct
    Wrong
  • 2
    18.75 %
    Correct
    Wrong
  • 3
    21.41 %
    Correct
    Wrong
  • 4
    22 %
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "18.75 %"
Explanation :

Answer: B) 18.75 % Explanation: Prashanth sold a album for $ 735 and made a profit of 22.5% .CP = 735 x 100/122.5 = Rs. 600New CP = 600 + 120 = Rs. 720New SP = 735 + 120 = Rs. 855. Profit = Rs. 135. profit % = 100 x 135/720 = 18.75%.

Q: Compound interest on a certain sum of money at 20% per annum for 2 years is Rs.5995. What is the SI on the same money at 8% per annum for 6 years ? 1719 0

  • 1
    Rs. 5989
    Correct
    Wrong
  • 2
    Rs. 6540
    Correct
    Wrong
  • 3
    Rs. 7844
    Correct
    Wrong
  • 4
    Rs. 6789
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "Rs. 6540"
Explanation :

Answer: B) Rs. 6540 Explanation: Given C.I = 5984, R = 20% , T = 2yrs  C.I = P1+201002-1   5984 =    => P = (5995x25)/11   P = Rs. 13625   Now S.I = PTR/100   SI = (13625 x 8 x 6)/100 = Rs. 6540

Q: Find the Next Number in the given number series? 3, 10.5, 36.75, 128.625, ? 1719 0

  • 1
    450.187
    Correct
    Wrong
  • 2
    442.151
    Correct
    Wrong
  • 3
    441.231
    Correct
    Wrong
  • 4
    456.852
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "450.187"
Explanation :

Answer: A) 450.187 Explanation: Pattern is 3 3 x 3.5 = 10.5 10.5 x 3.5 = 36.75 36.75 x 3.5 = 128.625 128.625 x 3.5 = 450.187

Q: 50 men can build a tank in 40days, but though they begin the work together, 5 men quit every ten days. The time needed to build the tank is ? 1716 0

  • 1
    50 days
    Correct
    Wrong
  • 2
    48 days
    Correct
    Wrong
  • 3
    47.5 days
    Correct
    Wrong
  • 4
    49 days
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "50 days"
Explanation :

Answer: A) 50 days Explanation: 50 men can build a tank in 40 days  Assume 1 man does 1 unit of work in 1 day Then the total work is 50×40 = 2000 units   50 men work in the first 10 days and completes 50×10 = 500 units of work 45 men work in the next 10 days and completes 45×10 = 450 units of work 40 men work in the next 10 days and completes 40×10 = 400 units of work 35 men work in the next 10 days and completes 35×10 = 350 units of work So far 500 + 450 + 400 + 350 = 1700 units of work is completed and   Remaining work is 2000 - 1700 = 300 units   30 men work in the next 10 days. In each day, they does 30 units of work.   Therefore, additional days required = 300/30 =10   Thus, total 10+10+10+10+10 = 50 days required.

Q: At what time, in minutes, between 3 o'clock and 4 o'clock, both the needles will coincide each other?  A. 5111 B. 15415 C. 16411 D. 4415 1716 0

  • 1
    Option A
    Correct
    Wrong
  • 2
    Option B
    Correct
    Wrong
  • 3
    Option C
    Correct
    Wrong
  • 4
    Option D
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "Option C"
Explanation :

Answer: C) Option C Explanation: At 3 o'clock, the minute hand is 15 min. spaces apart from the hour hand.     To be coincident, it must gain 15 min. spaces.     55 min. are gained in 60 min.     Then 15 min spaces are gained in  = 6055×15 min.     Therefore,  The hands are coincident at  16411 min. past 3 o'clock.

Q: A trader marked the price of the T.V. 30% above the cost price of the T.V. and gave the purchaser 10% discount on the marked price, thereby gaining Rs.340. Find the cost price of the T.V ? 1715 0

  • 1
    Rs. 2000
    Correct
    Wrong
  • 2
    Rs. 1600
    Correct
    Wrong
  • 3
    Rs. 2200
    Correct
    Wrong
  • 4
    Rs. 2100
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "Rs. 2000"
Explanation :

Answer: A) Rs. 2000 Explanation: Let 'x' be the cost price.Now Marked price = x + 30x/100 = 13x/1010% discount = 10/100 x 13x/10 = 13x/100 Selling price = 13x/10 - 13x/100 = 117x/100Given gain = 340Here gain = 117x/100 - x = 17x/100 = 340 => x = Rs. 2000.

      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