Maths Practice Question and Answer

Q:

The total surface area of a hemisphere is 166.23 sq cm, find its radius?

1912 0

  • 1
    4.2 cm
    Correct
    Wrong
  • 2
    8.4 cm
    Correct
    Wrong
  • 3
    1.4 cm
    Correct
    Wrong
  • 4
    2.1 cm
    Correct
    Wrong
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Answer : 1. "4.2 cm"

Q:

If the HCF and LCM of 5x and 8x are 9 and 360 respectively, find value of x. 

1911 0

  • 1
    5
    Correct
    Wrong
  • 2
    7
    Correct
    Wrong
  • 3
    9
    Correct
    Wrong
  • 4
    8
    Correct
    Wrong
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Answer : 3. "9 "

Q:

A man swims downstream distance of 15 km in 1 hour. If the speed of the current is 5 km/ hr, the time taken by the man to swim the same distance upstream is : 

1911 0

  • 1
    1 hr 30 min
    Correct
    Wrong
  • 2
    45 min
    Correct
    Wrong
  • 3
    2 hr 30 min
    Correct
    Wrong
  • 4
    3 hrs
    Correct
    Wrong
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Answer : 4. "3 hrs"

Q:

What is the sum of all natural numbers between 100 and 400 which are divisible by 13? 

1911 0

  • 1
    5434
    Correct
    Wrong
  • 2
    5761
    Correct
    Wrong
  • 3
    5334
    Correct
    Wrong
  • 4
    5681
    Correct
    Wrong
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Answer : 4. "5681"

Q:

What is the predecessor of 218010?

1911 0

  • 1
    228010
    Correct
    Wrong
  • 2
    218011
    Correct
    Wrong
  • 3
    218009
    Correct
    Wrong
  • 4
    218000
    Correct
    Wrong
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Answer : 3. "218009 "

Q:

How much simple interest will be received in 10 years on the amount of Rs. 1600? If the rate of interest is 7.25 percent per annum.

1911 0

  • 1
    Rs. 1180
    Correct
    Wrong
  • 2
    Rs. 1160
    Correct
    Wrong
  • 3
    Rs. 1240
    Correct
    Wrong
  • 4
    Rs. 1220
    Correct
    Wrong
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Answer : 2. "Rs. 1160"

Q:

If  tan2θ +cot2θ  = 2, then what is the value of  2secθ cosecθ?

1911 0

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

Q: Present age ratio of A and B is 3:4 four years after it will be 11:14. What is B’s Present age? 1910 0

  • 1
    24
    Correct
    Wrong
  • 2
    18
    Correct
    Wrong
  • 3
    22
    Correct
    Wrong
  • 4
    28
    Correct
    Wrong
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Answer : 1. " 24"

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