Practice Question and Answer

Q: Running 3/4th of his usual rate, a man is 15min late. Find his usual time in hours  ? 3360 0

  • 1
    2/3 hrs
    Correct
    Wrong
  • 2
    3/4 hrs
    Correct
    Wrong
  • 3
    1/3 hrs
    Correct
    Wrong
  • 4
    1/4 hrs
    Correct
    Wrong
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Answer : 2. "3/4 hrs"
Explanation :

Answer: B) 3/4 hrs Explanation: Walking at 3/4th of usual rate implies that time taken would be 4/3th of the usual time. In other words, the time taken is 1/3rd more than his usual time   so 1/3rd of the usual time = 15minor usual time = 3 x 15 = 45min = 45/60 hrs = 3/4 hrs.

Q:

An Active Chemical to remove mosquitoes is – 

3360 0

  • 1
    Benzene Hexachlorophene
    Correct
    Wrong
  • 2
    Allethrins
    Correct
    Wrong
  • 3
    Atropine
    Correct
    Wrong
  • 4
    2 -Isopropoxiphimyal
    Correct
    Wrong
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Answer : 2. "Allethrins "
Explanation :

(B) Allethrins

Allethrins are active chemicals commonly used in mosquito repellents and insecticides to deter or eliminate mosquitoes. They belong to a class of synthetic pyrethroid insecticides, which are designed to mimic the insecticidal properties of pyrethrins, natural insecticides derived from chrysanthemum flowers. These chemicals are effective in repelling and killing mosquitoes and other insects. The other options (Benzene Hexachlorophene, Atropine, and 2-Isopropoxiphimyal) are not typically used for mosquito control.

Q:

If the following figure, AC||BD, ∠CAF = 25o, ∠DBG = 65o and BF = BA, then ∠BFE is equal to -

3359 0

  • 1
    $$135^0$$
    Correct
    Wrong
  • 2
    $$140^0$$
    Correct
    Wrong
  • 3
    $$60^0$$
    Correct
    Wrong
  • 4
    $$85^0$$
    Correct
    Wrong
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Answer : 2. "$$140^0$$"

Q:

The price of 80 apples is equal to that of 120 oranges. The price of 60 apples and 75 oranges together is Rs. 1320. The Total price of 25 apples and 40 oranges is:

3359 0

  • 1
    660
    Correct
    Wrong
  • 2
    640
    Correct
    Wrong
  • 3
    820
    Correct
    Wrong
  • 4
    620
    Correct
    Wrong
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Answer : 4. "620"

Q: Average runs of a player in 20 innings is 40.5. His lowest score was 5 and highest was 103. What is the average of remaining inning? 3359 0

  • 1
    36
    Correct
    Wrong
  • 2
    38
    Correct
    Wrong
  • 3
    39
    Correct
    Wrong
  • 4
    41
    Correct
    Wrong
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Answer : 3. "39"

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Answer : 2. "was it"

Q:

Kapildhara Falls is situated on which river?

3358 0

  • 1
    Tapi
    Correct
    Wrong
  • 2
    Sharavati
    Correct
    Wrong
  • 3
    Indravati
    Correct
    Wrong
  • 4
    Narmada
    Correct
    Wrong
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Answer : 4. "Narmada"

Q: A box contains 5 detective and 15 non-detective bulbs. Two bulbs are chosen at random. Find the probability that both the bulbs are non-defective. 3357 0

  • 1
    5/19
    Correct
    Wrong
  • 2
    3/20
    Correct
    Wrong
  • 3
    21/38
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 3. "21/38"
Explanation :

Answer: C) 21/38 Explanation: n(S) = C220 = 190  n(E) = C215 = 105  Therefore, P(E) = 105/190 = 21/38

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