Maths Practice Question and Answer

Q: 240 metre long train running at 48 km/hour cross a platform in 39 seconds. What is the length of platform? 6689 0

  • 1
    520
    Correct
    Wrong
  • 2
    280
    Correct
    Wrong
  • 3
    480
    Correct
    Wrong
  • 4
    270
    Correct
    Wrong
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Answer : 2. "280"

Q:

A clock with only dot markings 3, 6, 9 and 12 positions has been kept upside down in front of a mirror. A person reads the time in the reflections of the clock as 12 : 30 the actual that will be 

6568 0

  • 1
    6 O’ clock
    Correct
    Wrong
  • 2
    03 : 45
    Correct
    Wrong
  • 3
    12 O’clock
    Correct
    Wrong
  • 4
    12 : 30
    Correct
    Wrong
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Answer : 1. "6 O’ clock "

Q:

The population of a village was 9600. In a year, with the increase in population of males by 8 % and that of females by 5 %, the population of the village became 10272. What was the number of males in the village before increase?

6444 0

  • 1
    4200
    Correct
    Wrong
  • 2
    4410
    Correct
    Wrong
  • 3
    6400
    Correct
    Wrong
  • 4
    6048
    Correct
    Wrong
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Answer : 3. "6400"

Q: If 2A=3B=4C, then A:B:C will be- 6153 1

  • 1
    2:3:4
    Correct
    Wrong
  • 2
    4:3:2
    Correct
    Wrong
  • 3
    6:4:3
    Correct
    Wrong
  • 4
    3:4:6
    Correct
    Wrong
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Answer : 3. "6:4:3"

Q:

A house and a shop were sold for Rs. 1 lakh each, In this transaction, the house sale resulted into 20 % loss whereas the shop sale into 20 % profit. The entire transaction resulted in:

6095 0

  • 1
    no loss no gain
    Correct
    Wrong
  • 2
    gain of Rs. $$ {1\over24}$$
    Correct
    Wrong
  • 3
    loss of Rs.$$ {1\over12}$$ lakh
    Correct
    Wrong
  • 4
    loss of$$ {1\over18}$$ lakh
    Correct
    Wrong
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Answer : 3. "loss of Rs.$$ {1\over12}$$ lakh "

Q:

If the highest common factor (HCF) of x and y is 15, then the HCF of 36x2 – 81y2 and 81x2 – 9y2 is divisible by __________

6036 0

  • 1
    135
    Correct
    Wrong
  • 2
    120
    Correct
    Wrong
  • 3
    180
    Correct
    Wrong
  • 4
    90
    Correct
    Wrong
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Answer : 1. "135"

Q: If (\(4a ^2\)-\(3b^2\)):(\(2a ^2\)+\(5b ^2\))=12:19, then a:b=___ 5914 3

  • 1
    2:3
    Correct
    Wrong
  • 2
    1:2
    Correct
    Wrong
  • 3
    3:2
    Correct
    Wrong
  • 4
    2:1
    Correct
    Wrong
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Answer : 3. "3:2"

Q:

If a nine Digit number 785x3678y is divisible by 72, then the value of (7x- 5y) is:

5894 0

  • 1
    22
    Correct
    Wrong
  • 2
    20
    Correct
    Wrong
  • 3
    18
    Correct
    Wrong
  • 4
    16
    Correct
    Wrong
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Answer : 1. "22"

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