Practice Question and Answer

Q: Dot cabs company provides cabs for software employees. The company has 8 Swift dzires, 6 Scorpios, 7 Innovas and few small cars. If Swift dzire makes one fourth of the total fleet, how many small cars are there in the company ? 2411 0

  • 1
    9
    Correct
    Wrong
  • 2
    10
    Correct
    Wrong
  • 3
    11
    Correct
    Wrong
  • 4
    12
    Correct
    Wrong
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Answer : 3. "11"
Explanation :

Answer: C) 11 Explanation: Given the company has 8 SD + 6 SRP + 7 IN = 21 cars + 'x' small cars.Given SD makes 1/4 th of the total fleet.=> 8 = 1/4 (21 + x)=> 32 = 21 + x=> x = 11 Therefore, the company has 11 small cars.

Q: World Health Day is observed on ________ 2410 0

  • 1
    April 7
    Correct
    Wrong
  • 2
    April 14
    Correct
    Wrong
  • 3
    April 21
    Correct
    Wrong
  • 4
    April 28
    Correct
    Wrong
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Answer : 1. "April 7"
Explanation :

Answer: A) April 7 Explanation:

Q:

किस कुंजी ने स्र्टाट बटन लॉन्च किया?

2410 0

  • 1
    Windows
    Correct
    Wrong
  • 2
    Esc
    Correct
    Wrong
  • 3
    Shift
    Correct
    Wrong
  • 4
    Function key
    Correct
    Wrong
  • 5
    Num lock
    Correct
    Wrong
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Answer : 1. "Windows"

Q:

चूना पत्थर का रासायनिक नाम है?

2410 0

  • 1
    सोडियम क्लोराइड
    Correct
    Wrong
  • 2
    सोडियम सल्फाइड
    Correct
    Wrong
  • 3
    कैल्शियम कार्बोनेट
    Correct
    Wrong
  • 4
    मैग्नीशियम क्लोराइड /
    Correct
    Wrong
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Answer : 3. "कैल्शियम कार्बोनेट "

Q: The FDA protects the U.S public from 2410 0

  • 1
    paying too much for medicine
    Correct
    Wrong
  • 2
    medications that can form addictions
    Correct
    Wrong
  • 3
    drugs smuggled across the border
    Correct
    Wrong
  • 4
    harmful prescription and OTC medications
    Correct
    Wrong
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Answer : 4. "harmful prescription and OTC medications"
Explanation :

Answer: D) harmful prescription and OTC medications Explanation: FDA, protects the U.S. public from abuses and poor quality products from industries related to food, pharmaceuticals, cosmetics, tobacco, dietary supplements, and even veterinary products.   Hence, the FDA is suppose to protect the public from harmful prescription and OTC (over the counter) medications.

Q: Triple point of water corresponds to 2410 0

  • 1
    1 atm, 0°C
    Correct
    Wrong
  • 2
    1 atm, 0.01°C
    Correct
    Wrong
  • 3
    1 atm, 0 K
    Correct
    Wrong
  • 4
    4.58 Torr, 0.01°C
    Correct
    Wrong
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Answer : 4. "4.58 Torr, 0.01°C"
Explanation :

Answer: D) 4.58 Torr, 0.01°C Explanation:

Q: (3x + 2) (2x - 5) = ax² + kx + n. What is the value of  a - n + k ? 2410 0

  • 1
    4
    Correct
    Wrong
  • 2
    1
    Correct
    Wrong
  • 3
    5
    Correct
    Wrong
  • 4
    3
    Correct
    Wrong
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Answer : 3. "5"
Explanation :

Answer: C) 5 Explanation: (3x + 2) (2x - 5) = ax2+kx+n ...............(1)   But (3x + 2)(2x - 5) = 6x2-11x-10........(2)   so by comparing (1) & (2),   we get a= 6, k= -11 , n= -10   (a - n + k) = 6 + 10 - 11 = 5.

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