Maths Practice Question and Answer

Q:

A train travels 40% faster than a car. Both start from Point A at the same time and reach point B, 140 km away at the same time. On the way the train takes 25 minutes for stopping at the stations. What is the speed (in km/hr) of the train?

1496 0

  • 1
    67
    Correct
    Wrong
  • 2
    134.4
    Correct
    Wrong
  • 3
    145.9
    Correct
    Wrong
  • 4
    160
    Correct
    Wrong
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Answer : 2. "134.4"

Q:

Two numbers are in the ratio 3 : 5 and their HCF is 20. Their LCM is

1496 0

  • 1
    60
    Correct
    Wrong
  • 2
    300
    Correct
    Wrong
  • 3
    30
    Correct
    Wrong
  • 4
    10
    Correct
    Wrong
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Answer : 2. "300"

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Answer : 5. "E"

Q:

A kite is flying at a height of 50m. If the length of string is 100m then the inclination of string to the horizontal ground in degree measures is:

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  • 1
    90
    Correct
    Wrong
  • 2
    45
    Correct
    Wrong
  • 3
    60
    Correct
    Wrong
  • 4
    30
    Correct
    Wrong
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Answer : 4. "30"

Q:

If the sum of three dimensions and the total surface area of a rectangular box are 12 cm and 94 $$\ cm^2 $$ respectively, then the maximum length of a stick that can be placed inside the box is

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  • 1
    5√2 cm
    Correct
    Wrong
  • 2
    5 cm
    Correct
    Wrong
  • 3
    6 cm
    Correct
    Wrong
  • 4
    2√5 cm
    Correct
    Wrong
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Answer : 1. "5√2 cm"

Q:

If 40% of (A+B) = 60% of (A-B) then $${2A-3B}\over {A+B}$$ is

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  • 1
    $${7\over 6}$$
    Correct
    Wrong
  • 2
    $${6\over 7}$$
    Correct
    Wrong
  • 3
    $${5\over 6}$$
    Correct
    Wrong
  • 4
    $${6\over 5}$$
    Correct
    Wrong
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Answer : 1. "$${7\over 6}$$"
Explanation :

Q:

A businessman bought an article and sold it at a loss of 5%. If he had bought it for 10% less and sold it for Rs. 33 more, he would have had a profit of 30%. The cost price of the article is 

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  • 1
    Rs. 150
    Correct
    Wrong
  • 2
    Rs. 300
    Correct
    Wrong
  • 3
    Rs. 330
    Correct
    Wrong
  • 4
    Rs. 155
    Correct
    Wrong
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Answer : 1. "Rs. 150 "

Q:

In a bag there are coins of ₹5, ₹10 and ₹20 denominations. The total number of coins in the bag is 240. If the number of coins of ₹5, ₹10 and ₹20 denominations are in the ratio of 2 : 3 : 5, then what is the total amount of money in the bag?

1495 0

  • 1
    ₹3540
    Correct
    Wrong
  • 2
    ₹4600
    Correct
    Wrong
  • 3
    ₹4620
    Correct
    Wrong
  • 4
    ₹3360
    Correct
    Wrong
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Answer : 4. "₹3360"

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