CAT Practice Question and Answer

Q: Give the iupac name for the following compound? 1961 0

  • 1
    Sec-Butylcyclohexine
    Correct
    Wrong
  • 2
    Isopropylcyclohexane
    Correct
    Wrong
  • 3
    2-Cyclohexybutane
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 2. "Isopropylcyclohexane"
Explanation :

Answer: B) Isopropylcyclohexane Explanation:

Q: If every seconds Saturday and all Sundays are holidays in a 30 days month beginning on Saturday, then how many working days are there in that month ? (Month starts from Saturday) 1960 0

  • 1
    25
    Correct
    Wrong
  • 2
    22
    Correct
    Wrong
  • 3
    24
    Correct
    Wrong
  • 4
    23
    Correct
    Wrong
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Answer : 4. "23"
Explanation :

Answer: D) 23 Explanation: As month begins on Saturday, so 2nd, 9th, 16th, 23rd, 30th days will be Sundays. While 8th and 22nd days are second Saturdays. Thus, there are 7 holidays in all. Hence, no. of working days = 30 – 7 =23

Q: Which online security campaign has been launched by Google India to safeguard internet users? 1960 0

  • 1
    #SecurityCheckKiya
    Correct
    Wrong
  • 2
    #InternetSafetyKiya
    Correct
    Wrong
  • 3
    #OnlineSecurityKiya
    Correct
    Wrong
  • 4
    #SecureInternetKiya
    Correct
    Wrong
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Answer : 1. "#SecurityCheckKiya"
Explanation :

Answer: A) #SecurityCheckKiya Explanation: Google has launched new online security campaign #SecurityCheckKiya in India to promote security awareness among general public. The purpose of the campaign is to protect young and first-time web users from account hijacking, safeguard Android devices from malicious apps and secure all their personal data if they lose their device.

Q: The value of Gold is determined in 1960 0

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Answer :
Explanation :

The gold prices in India are determined according to the international market in the following way: - The price of gold in USD is taken as a base price. Depending on the value of indian rupee as compared to USD (eg- 1 USD= ₹63), the price of gold is converted into rupees. - The import duties on gold are added to obtain the final price of gold.   Gold is a global commodity. In the international market, the price of gold is determined by the forces of demand and supply. Higher demand leads to higher price and vice versa. Higher supply leads to lower price and vice versa.

Q: How Many Hours Is 100 Miles? 1960 0

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Answer :
Explanation :

It depends on the speed with what you are travelling.   For example, if you have travelled 100 miles and it took 2.5 hours to do it, then that is 100 miles = 2.5 hrs for you. And the Average Speed is given by 100/2.5 = 40 miles per 1hour.

Q: 5 sin(x)+ 12 cos(x) + r is always greater than or equal to zero. What is the smallest value satisfied by 'r' ? 1959 0

  • 1
    -13
    Correct
    Wrong
  • 2
    11
    Correct
    Wrong
  • 3
    13
    Correct
    Wrong
  • 4
    -11
    Correct
    Wrong
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Answer : 3. "13"
Explanation :

Answer: C) 13 Explanation: Given,  5sinx + 12cosx ≥ -r  ⇒13513sin x + 1213cos x ≥ -rcosx) ≥ -r  513= cosA => sinA =1213   => 13(sinx cosA + sinA cosx) ≥ -r   => 13(sin(x + A)) ≥ -r   we know that , -1 ≤ sin (angle) ≤ 1   => 13sin (x + A) ≥ -13 ⇒rmin =13

Q: 4 45 of 259.99 = ? % of 1247.9 1959 0

  • 1
    96
    Correct
    Wrong
  • 2
    100
    Correct
    Wrong
  • 3
    78
    Correct
    Wrong
  • 4
    88
    Correct
    Wrong
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Answer : 2. "100"
Explanation :

Answer: B) 100 Explanation: Given  4 45 of 259.99 = ? % of 1247.9 24/5 x 260 = ? x 1248/100 ? = 1248 x 100/1248 ? = 100.

Q: A person walking 6/7 of his usual rate is 30 minutes late. What is his usual time ? 1959 0

  • 1
    2 hrs 50 min
    Correct
    Wrong
  • 2
    3 hrs 25 min
    Correct
    Wrong
  • 3
    3 hrs
    Correct
    Wrong
  • 4
    2 hrs 5 min
    Correct
    Wrong
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Answer : 3. "3 hrs"
Explanation :

Answer: C) 3 hrs Explanation: Let t be the usual time. If the usual rate is 1 unit, then the unusual rate is 6/7.Balance by the distance,1 x t = (6/7)(t + 30)7t = 6(t + 30)we get t as,t = 180 minutes = 3 hrs.

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