Mathematical Series Practice Question and Answer

Q:

If ÷ means −, − means ×, × means +, + means ÷, what will come in place of the question mark (?)?
 77 ÷ 7 × 17 – 49 + 7 = ?

358 0

  • 1
    189
    Correct
    Wrong
  • 2
    119
    Correct
    Wrong
  • 3
    145
    Correct
    Wrong
  • 4
    169
    Correct
    Wrong
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Answer : 1. "189"

Q:

Which of the following numbers will replace the question mark (?) in the given series?

2, 4, 10, 28, ?, 244

262 0

  • 1
    94
    Correct
    Wrong
  • 2
    90
    Correct
    Wrong
  • 3
    88
    Correct
    Wrong
  • 4
    82
    Correct
    Wrong
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Answer : 4. "82"

Q:

Which of the following numbers will replace the question mark (?) in the given series?
 382, 322, 272, 232, 202, ?

329 0

  • 1
    168
    Correct
    Wrong
  • 2
    150
    Correct
    Wrong
  • 3
    182
    Correct
    Wrong
  • 4
    132
    Correct
    Wrong
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Answer : 3. "182"

Q:

Which of the following numbers will replace the question mark (?) in the given series?
 1724, 1716, 1689, 1625, 1500, ?

278 0

  • 1
    1296
    Correct
    Wrong
  • 2
    1284
    Correct
    Wrong
  • 3
    1254
    Correct
    Wrong
  • 4
    1280
    Correct
    Wrong
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Answer : 2. "1284"

Q:

What is the value of 42 -3+ 6– 52 + 82 + 72 +…………….922 – 91?

339 0

  • 1
    4272
    Correct
    Wrong
  • 2
    4280
    Correct
    Wrong
  • 3
    4278
    Correct
    Wrong
  • 4
    4275
    Correct
    Wrong
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Answer : 4. "4275 "

Q:

Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation.
 12 * 6 * 54 * 6 * 7 = 70

376 0

  • 1
    ×, –, ÷, +
    Correct
    Wrong
  • 2
    ÷, +, ×, –
    Correct
    Wrong
  • 3
    ÷, +, –, ×
    Correct
    Wrong
  • 4
    –, +, ÷, ×
    Correct
    Wrong
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Answer : 1. "×, –, ÷, +"

Q:

Identify the number that does NOT belong to the following series.
47, 51, 57, 65, 69, 76, 83 

478 0

  • 1
    57
    Correct
    Wrong
  • 2
    51
    Correct
    Wrong
  • 3
    83
    Correct
    Wrong
  • 4
    76
    Correct
    Wrong
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Answer : 4. "76"

Q:

Which number will come in place of question mark in the following number series?
4,7, 12, 21 , 38,?

879 0

  • 1
    77
    Correct
    Wrong
  • 2
    78
    Correct
    Wrong
  • 3
    71
    Correct
    Wrong
  • 4
    75
    Correct
    Wrong
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Answer : 3. "71"

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