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Problem Solving MCQ Set 21

problem solving Set 21 contains 6 of total 246 problem solving questions (MCQ) with answers. View the answer of each MCQ by clicking over the Show/Hide Answer or all answers at the bottom of the page. You can use these MCQs of problem solving as a practice for the real exam or entrytest. Interactive Test

MCQ: 121

Question: For what value of 'n' will the remainder of 351n and 352n be the same when divided by 7?

  1. 2
  2. 3
  3. 6
  4. 4

MCQ: 122

Question: A person starts multiplying consecutive positive integers from 20. How many numbers should he multiply before the will have result that will end with 3 zeroes?

  1. 11
  2. 10
  3. 6
  4. 5

MCQ: 123

Question: What is the minimum number of square marbles required to tile a floor of length 5 metres 78 cm and width 3 metres 74 cm?

  1. 176
  2. 187
  3. 54043
  4. 748
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MCQ: 124

Question: What number should be subtracted from x3 + 4x2 - 7x + 12 if it is to be perfectly divisible by x + 3?

  1. 42
  2. 39
  3. 13
  4. None of these

MCQ: 125

Question: Let x, y and z be distinct integers. x and y are odd and positive, and z is even and positive. Which one of the following statements cannot be true?

  1. (x-z)2y is even
  2. (x-z)y2 is odd
  3. (x-z)y is odd
  4. (x-y)2z is even

MCQ: 126

Question: Anita had to do a multiplication. Instead of taking 35 as one of the multipliers, she took 53. As a result, the product went up by 540. What is the new product?

  1. 1050
  2. 540
  3. 1440
  4. 1590
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All MCQ Answers

Set 18Set 19Set 20Set 21Set 22Set 23Set 24

Video Lessons and 10 Fully Explained Grand Tests

Large number of solved practice MCQ with explanations. Video Lessons and 10 Fully explained Grand/Full Tests.

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