Practice Question and Answer

Q:

The LCM of x2 − 8x + 15 and x2 − 5x + 6 is: 

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  • 1
    (x - 2) (x - 3) (x − 5)
    Correct
    Wrong
  • 2
    (x − 6)2 (x + 1) (x − 3) 
    Correct
    Wrong
  • 3
    (x − 6) (x + 1) (x − 3)
    Correct
    Wrong
  • 4
    (x + 6) (x + 1) (x − 3)
    Correct
    Wrong
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Answer : 1. " (x - 2) (x - 3) (x − 5) "

Q:

If in a dice it's two opposite surface addition is 7. Which is the right form of this dice shown below?

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  • 1
    C
    Correct
    Wrong
  • 2
    D
    Correct
    Wrong
  • 3
    A
    Correct
    Wrong
  • 4
    B
    Correct
    Wrong
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Answer : 1. "C"

Q: Srinivas bought 10 cycles for Rs. 1,750 each. He sold 4 cycles for Rs 8,400, 3 for Rs 1900 each . At what price should he sell the remaining cycles so as to earn an average profit of Rs 320 per cycle ? 3237 0

  • 1
    Rs. 1580
    Correct
    Wrong
  • 2
    Rs. 2200
    Correct
    Wrong
  • 3
    Rs. 1785
    Correct
    Wrong
  • 4
    Rs. 1950
    Correct
    Wrong
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Answer : 2. "Rs. 2200"
Explanation :

Answer: B) Rs. 2200 Explanation: He sold 4 cycles for Rs. 8400[It means each cycle price is Rs. 2100]And again he sold 3 cycles for Rs. 1900 eachIf he want to gain avg profit on each cycle is Rs. 320 per cycle.So profit for 10 cycles is @ Rs.320 is,10 x 320 = Rs. 3200He already got Rs. 1850 profit by selling 7 cycles.Now, remaining amount is 3200 - 1850 = 1350So from remaining 3 cycles we want to get Rs. 1350 profit ,1350/3 = 450so he must sell remaining 3 cycles at Rs. 2200 each one.

Q:

Statements: Some participants are students.
                    Some students are boys.
Conclusions I. No boy is a participant.
                    II. All boys are participants.

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  • 1
    If only conclusion I follows
    Correct
    Wrong
  • 2
    if only conclusion II follows
    Correct
    Wrong
  • 3
    if either conclusion I or conclusion II follows
    Correct
    Wrong
  • 4
    If neither conclusion I nor conclusion II follows
    Correct
    Wrong
  • 5
    If both conclusions I and II follow
    Correct
    Wrong
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Answer : 4. "If neither conclusion I nor conclusion II follows"

Q:

What approximate value should come in place of the question mark(?) in the following question?
105.003+307.993+ 215.630=?

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  • 1
    610
    Correct
    Wrong
  • 2
    650
    Correct
    Wrong
  • 3
    660
    Correct
    Wrong
  • 4
    670
    Correct
    Wrong
  • 5
    630
    Correct
    Wrong
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Answer : 5. "630"
Explanation :

undefined

Q:

If COOL is coded as DQRP, then write the code for HOT

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  • 1
    JQW
    Correct
    Wrong
  • 2
    IQW
    Correct
    Wrong
  • 3
    IQX
    Correct
    Wrong
  • 4
    IPW
    Correct
    Wrong
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Answer : 2. "IQW"

Q:

Direction: In these questions, a part of the sentence is given in bold. Below are given alternative to the bold part at (A), (B) and (C) which may improve the sentence. Choose the correct alternative. In case no improvement is needed you answer is (D).
“Do you remember his phone number? I don’t suspect so.”

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  • 1
    don’t think
    Correct
    Wrong
  • 2
    don’t thing
    Correct
    Wrong
  • 3
    may think
    Correct
    Wrong
  • 4
    No improvement
    Correct
    Wrong
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Answer : 1. "don’t think"

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Answer : 2. "were"

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