Maths Practice Question and Answer

Q:

A train 200 m long running at 36 kmph takes 55 seconds to cross a bridge. Length of the bridge is

2299 0

  • 1
    375m
    Correct
    Wrong
  • 2
    300m
    Correct
    Wrong
  • 3
    350 m
    Correct
    Wrong
  • 4
    325m
    Correct
    Wrong
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Answer : 3. "350 m"

Q:

How much interest will be received in 2.5 years at the rate of 4 percent simple interest of Rs. 3,680?

2297 0

  • 1
    Rs. 72
    Correct
    Wrong
  • 2
    Rs. 368
    Correct
    Wrong
  • 3
    Rs. 92
    Correct
    Wrong
  • 4
    Rs. 455
    Correct
    Wrong
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Answer : 2. "Rs. 368"

Q:

If the difference between the roots of the equation Ax2+BX+C = 0 is 4, then which of the following is TRUE?

2295 0

  • 1
    $$B^2 - 16A^2 = 4AC + 4B^2 $$
    Correct
    Wrong
  • 2
    $$B^2 - 10A^2 = 4AC + 6A^2$$
    Correct
    Wrong
  • 3
    $$B^2 - 8A^2 = 4AC + 10A^2 $$
    Correct
    Wrong
  • 4
    $$B^2 - 16A^2 = 4A^C + 8B^2$$
    Correct
    Wrong
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Answer : 2. "$$B^2 - 10A^2 = 4AC + 6A^2$$"

Q:

Study the following graph to answer these questions :
Percent profit earned by two companies A & B over the years.
Profit = Income – Expenditure

Total expenditure of Company A & B together in 2001 was Rs. 13.5 lakhs. What was the total income of the two companies (in Rs. lakh) in that year?

2295 0

  • 1
    19.575
    Correct
    Wrong
  • 2
    20.25
    Correct
    Wrong
  • 3
    19.75
    Correct
    Wrong
  • 4
    Cannot be determined
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 4. "Cannot be determined"

Q:

What approximate value will come in place of the question mark (?) in the following questions?

324.995 x 15.98 ÷ 4.002 + 36.88 =? 

2289 0

  • 1
    1300
    Correct
    Wrong
  • 2
    1230
    Correct
    Wrong
  • 3
    1440
    Correct
    Wrong
  • 4
    1380
    Correct
    Wrong
  • 5
    1340
    Correct
    Wrong
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Answer : 4. "1380 "

Q:

Unit digit in (264)102+(264)103 is:

2288 0

  • 1
    0
    Correct
    Wrong
  • 2
    4
    Correct
    Wrong
  • 3
    6
    Correct
    Wrong
  • 4
    8
    Correct
    Wrong
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Answer : 1. "0"

Q: Rekha is 25 years younger to her mother. Ten years back their ages were in the ratio of 1:6. Present age of mother is 2288 0

  • 1
    25
    Correct
    Wrong
  • 2
    40
    Correct
    Wrong
  • 3
    35
    Correct
    Wrong
  • 4
    15
    Correct
    Wrong
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Answer : 2. "40"

Q:

If 0.13 x p2 = 13, then p is equal to

2286 0

  • 1
    10
    Correct
    Wrong
  • 2
    0.01
    Correct
    Wrong
  • 3
    0.1
    Correct
    Wrong
  • 4
    100
    Correct
    Wrong
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Answer : 1. "10 "

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