Elementary Arithmetic Questions

प्रारंभिक अंकगणित

176 Practice Questions

Showing 1–20 of 176 questions

Question 1

√(? / 196) = 72 / 56

√(? / 196) = 72 / 56

  1. A. 18
    18
  2. B. 14
    14
  3. C. 324
    324
  4. D. 212
    212

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Question 2

(885×885×885 + 115×115×115) / (885×885 + 115×115 - 885×115) = ?

(885×885×885 + 115×115×115) / (885×885 + 115×115 - 885×115) = ?

  1. A. 115
    115
  2. B. 770
    770
  3. C. 885
    885
  4. D. 1000
    1000

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Question 3

(√5 - √3) / (√5 + √3) इसके बराबर है / is equal to:

(√5 - √3) / (√5 + √3) इसके बराबर है / is equal to:

  1. A. 4 + √15
    4 + √15
  2. B. 4 - √15
    4 - √15
  3. C. 1/2
    1/2
  4. D. 1
    1

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Question 4

On decreasing the price of T.V. sets by 30%, its sale is increased by 20%. What is the effect on the revenue received by the shopkeeper?

टी.वी. सेट का मूल्य 30% घटाने पर उसकी बिक्री 20% बढ़ गई। दुकानदार की आय पर उसका क्या प्रभाव पड़ा ?

  1. A. 10% increase
    10% बढ़ी
  2. B. 10% decrease
    10% घटी
  3. C. 16% increase
    16% बढ़ी
  4. D. 16% decrease
    16% घटी

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Question 5

The average age of four players is 18.5 years. If the age of the coach is also included, the average age increases by 20%. The age of the coach is:

चार खिलाड़ियों की औसत उम्र 18.5 वर्ष है। अगर कोच की उम्र भी इसमें शामिल की जाए तो औसत उम्र 20% बढ़ जाती है, तो कोच की उम्र है :

  1. A. 28 years
    28 वर्ष
  2. B. 31 years
    31 वर्ष
  3. C. 34 years
    34 वर्ष
  4. D. 37 years
    37 वर्ष

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Question 6

If √(1 + 27/169) = (1 + x/13), then the value of x is:

यदि √(1 + 27/169) = (1 + x/13), तो x का मान है :

  1. A. 1
    1
  2. B. 3
    3
  3. C. 5
    5
  4. D. 7
    7

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Question 7

How many 1/8's are there in 37 1/2?

37 1/2 में कुल कितने 1/8 हैं ?

  1. A. 300
    300
  2. B. 400
    400
  3. C. 500
    500
  4. D. cannot be determined
    निर्धारित नहीं कर सकते

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Question 8

√(36.1/102.4) = ?

√(36.1/102.4) = ?

  1. A. 29/32
    29/32
  2. B. 19/72
    19/72
  3. C. 19/32
    19/32
  4. D. 29/62
    29/62

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Question 9

The population of a town increases 4% annually but is decreased by migration annually to the extent of 1/2%. What will be the increase percent in three years?

एक शहर की जनसंख्या में 4% की वार्षिक वृद्धि होती है परन्तु स्थानांतरण के कारण 1/2% वार्षिक तक घट भी जाती है। तीन वर्षों में वृद्धि का प्रतिशत क्या होगा ?

  1. A. 9.8
    9.8
  2. B. 10
    10
  3. C. 10.5
    10.5
  4. D. 10.8
    10.8

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Question 10

The average of 13 results is 68. The average of first seven is 63 and that of the last seven is 70, the seventh result is:

13 परिणामों का औसत 68 है। पहले सात का औसत 63 है और आखिरी सात का औसत 70 है, तो सातवें का परिणाम है -

  1. A. 47
    47
  2. B. 65.5
    65.5
  3. C. 73.5
    73.5
  4. D. 94
    94

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Question 11

(5.21 × 6.32) − 2.9272 =

(5.21 × 6.32) − 2.9272 =

  1. A. 32
    32
  2. B. 30
    30
  3. C. 34
    34
  4. D. 36
    36

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Question 12

[(0.05)² + (0.41)² + (0.073)²] / [(0.005)² + (0.041)² + (0.0073)²] =

[(0.05)² + (0.41)² + (0.073)²] / [(0.005)² + (0.041)² + (0.0073)²] =

  1. A. 10
    10
  2. B. 1
    1
  3. C. 100
    100
  4. D. 1000
    1000

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Question 13

40% persons read newspaper X and 50% read Y; 10% read both. What percent read neither newspaper?

40% व्यक्ति समाचार-पत्र X पढ़ते हैं और 50% समाचार-पत्र Y। 10% दोनों पढ़ते हैं। कितने प्रतिशत कोई भी समाचार-पत्र नहीं पढ़ते?

  1. A. 15%
    15%
  2. B. 25%
    25%
  3. C. 20%
    20%
  4. D. 30%
    30%

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Question 14

The average of 5 results is 46 and that of the first four is 45. The fifth result is:

5 परिणामों का औसत 46 है और पहले चार का औसत 45 है। पाँचवाँ परिणाम है:

  1. A. 10
    10
  2. B. 1
    1
  3. C. 12.5
    12.5
  4. D. 50
    50

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Question 15

√29.8116 + √77.44 =

√29.8116 + √77.44 =

  1. A. 12.62
    12.62
  2. B. 12.26
    12.26
  3. C. 14.26
    14.26
  4. D. 14.62
    14.62

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Question 16

Which is the largest among 4/9, 5/7, 11/13 and 13/17?

दिए गए भिन्नों 4/9, 5/7, 11/13, 13/17 में से सबसे बड़ा कौन-सा है?

  1. A. 13/17
    13/17
  2. B. 4/9
    4/9
  3. C. 5/7
    5/7
  4. D. 11/13
    11/13

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Question 17

[(2.1)³ + (5.8)³] / [(2.1)² − 2.1×5.8 + (5.8)²] =

[(2.1)³ + (5.8)³] / [(2.1)² − 2.1×5.8 + (5.8)²] =

  1. A. 7.9
    7.9
  2. B. 4.9
    4.9
  3. C. 5.9
    5.9
  4. D. 6.9
    6.9

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Question 18

In an exam, 70% passed Physics and 80% passed Reasoning; 55% passed both. What percent failed in both?

एक परीक्षा में 70% अभ्यर्थी भौतिकी में और 80% तर्कणा में उत्तीर्ण हुए। 55% दोनों में उत्तीर्ण हुए। दोनों विषयों में कितने प्रतिशत अनुत्तीर्ण हुए?

  1. A. 35%
    35%
  2. B. 5%
    5%
  3. C. 15%
    15%
  4. D. 25%
    25%

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Question 19

The average of 308, 125, 45, 120 and 102 is:

308, 125, 45, 120 और 102 का औसत है:

  1. A. 140
    140
  2. B. 110
    110
  3. C. 120
    120
  4. D. 130
    130

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Question 20

√(9 − 4√5) =

√(9 − 4√5) =

  1. A. √3 + 5
    √3 + 5
  2. B. √5 − 2
    √5 − 2
  3. C. √2 − 5
    √2 − 5
  4. D. √5 + 3
    √5 + 3

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