IIT JEE Practice Question and Answer

Q: How can we get 24 as an answer by using 6, 11, 3 and 9? 1287 0

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Answer :
Explanation :

This can be solved in two ways using only 6, 11, 9 and 3 we must get 24. 1. {[(11–6) x 3] + 9} By solving this we get 5 x 3 + 9 = 15 + 9 = 24.   2. [(9–6) x (11–3)] = 3 x 8 = 24.

Q: Crack the code? 1287 0

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Answer :
Explanation :

STARTLING is a required 9 letter English word is still a word each time you remove a letter from the word. And how it is shown below:    1. Remove the L, and the word becomes: STARTING 2. Remove one T, and the word becomes: STARING 3. Remove the A, and the word becomes: STRING 4. Remove the R, and the word becomes: STING 5. Remove the other T, and the word becomes: SING 6. Remove the G, and the word becomes: SIN 7. Remove the S, and the word becomes: IN 8. Remove the N, and the word becomes: I

Q: Several Budget proposals, including the reintroduction of the tax on long-term capital gains (LTCG) exceeding __ from the sale of shares, will kick in from 01st April 2018, the beginning of the 2018-19 financial year. 1285 0

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

Answer: A) 1 lakh Explanation: Several Budget proposals, including the reintroduction of the tax on long-term capital gains (LTCG) exceeding 1 lakh from the sale of shares, will kick in from 01st April 2018, the beginning of the 2018-19 financial year.

Q: A simple interest earned on certain amount is triple the money when invested for 16 years.what is the interest rate offered ? 1285 0

  • 1
    13.33 %
    Correct
    Wrong
  • 2
    14.25 %
    Correct
    Wrong
  • 3
    16.98 %
    Correct
    Wrong
  • 4
    18.75 %
    Correct
    Wrong
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Answer : 4. "18.75 %"
Explanation :

Answer: D) 18.75 % Explanation: Given,S.I = 3 Principal Amount=> 3A = A x 16 x R/100By solving, we get => R = 18.75%

Q: In the given number series which follows the definite rules then find out the value of (M, N, O, and P) in second number series. 7  18  42  94  204 4   M   N    O     P What value will come in place of P? 1285 0

  • 1
    179
    Correct
    Wrong
  • 2
    184
    Correct
    Wrong
  • 3
    164
    Correct
    Wrong
  • 4
    156
    Correct
    Wrong
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Answer : 4. "156"
Explanation :

Answer: D) 156 Explanation: Here the given series 7  18  42  94  204 follows a pattern that,  7 7 ×2+4 = 18 18 ×2+6 = 42 42 ×2+10 = 94 94 ×2+16 = 204 Similarly, 4 4 ×2+4 = 12 12 ×2+6 = 30 30 ×2+10 = 70 70 ×2+16 = 156 Hence, the value of P = 156.

Q: One-third of the boys and one-half of the girls of a college participated in a sport. If the number of participating students is 300, out of which 100 are boys. What is the total number of students in the college ? 1285 0

  • 1
    550
    Correct
    Wrong
  • 2
    575
    Correct
    Wrong
  • 3
    625
    Correct
    Wrong
  • 4
    700
    Correct
    Wrong
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Answer : 4. "700"
Explanation :

Answer: D) 700 Explanation: Let number of boys = B Number of girls = G From the given data, 1B/3 + 1G/2 = 300 But given B/3 = 100 => B = 300 G/2 = 300 - 100 G = 200 x 2 => G = 400 Therefore, total number of students in the college = B + G = 700.

Q: The 'IFSC Code' is an alphanumeric code comprising 11 characters that facilitates Electronic Fund Transfer in the country. The alphabet 'F' in the abbreviation 'IFSC' stands for ? 1284 0

  • 1
    Fund
    Correct
    Wrong
  • 2
    Fast
    Correct
    Wrong
  • 3
    Financial
    Correct
    Wrong
  • 4
    First
    Correct
    Wrong
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Answer : 3. "Financial"
Explanation :

Answer: C) Financial Explanation: IFSC stands for - Indian Financial System Code. This is a code uniquely identifies each bank branch participating in the two main Payment and settlement systems in India : 1. RTGS - The Real Time Gross Settlement  (and) 2. NEFT - The National Electronic Fund Transfer (NEFT) systems.

Q: There are five bags. In the first bag we put some fruits. Each bag the number of fruits is reduced by 1/4. The last bag contains 4. Then the number of fruits in the first bag is ? 1284 0

  • 1
    2596
    Correct
    Wrong
  • 2
    1024
    Correct
    Wrong
  • 3
    256
    Correct
    Wrong
  • 4
    64
    Correct
    Wrong
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Answer : 2. "1024"
Explanation :

Answer: B) 1024 Explanation: Fruits reduced by 1/4.Total no. of bags N = 5Formula to find no. of fruits in 1st bag = 4^nLast Bag = 4 fruits.That means, 4th bag = 4 x 4 = 16 fruits3rd bag = 16 x 4 = 64 fruits2nd bag = 64 x 4 = 256 fruits1st bag = 256 x 4= 1024 fruits.

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