text: # Math Notes
  
  [sc name="ncert-post"]
  
  ## Math Notes in Hindi
  
  Math Notes:-Hello friends, you all know how much competition has increased in competitive exams. Now if we want selection in any competitive examinations, we need more and more studies! But we are not able to study much because we are busy with work. One has to go out of some work all the time and we cannot take books with us all the time, So friends, the only solution to this problem is mynotesadda.in Friends, this is such an educational site that we can read it anytime and anywhere on our mobile by downloading it from the Internet and for this, there is no need of Internet Connection in your mobile. You can study maximum with the help of mynotesadda.in and for more notes click hare
  
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  1. The average of first 50 natural numbers is …………..
  
  A. 25.30
  B. 25.5
  C. 25.00
  D. 12.25
  B. 25.5
  2. A fraction which bears the same ratio to 1/27 as 3/11 bear to 5/9 is equal to ……….. .
  A. 1/55
  B. 55
  C. 3/11
  D. 1/11
  A. 1/55
  
  3. The number of 3-digit numbers divisible by 6, is ………….. .
  
  A. 149
  B. 166
  C. 150
  D. 151
  C. 150
  4. What is 1004 divided by 2?
  A. 52
  B. 502
  C. 520
  D. 5002
  B. 502
  
  5. A clock strikes once at 1 o’clock, twice at 2 o’clock, thrice at 3 o’clock and so on. How many times will it strike in 24 hours?
  
  A. 78
  B. 136
  C. 156
  D. 196
  C. 156
  
  6. 106 × 106 – 94 × 94 = ?
  
  A. 2004
  B. 2400
  C. 1904
  D. 1906
  
  B. 2400
  
  7. Which of the following numbers gives 240 when added to its own square?
  
  A. 15
  B. 16
  C. 18
  D. 20
  
  A. 15
  
  8. The simplest form of 1.5: 2.5 is …………….
  
  A. 6: 10
  B. 15: 25
  C. 0.75: 1.25
  D. 3: 5
  D. 3 : 5
  9. 125 gallons of a mixture contains 20% water. What amount of additional water should be added such that water content is raised to 25%?
  A. 15/2 gallons.
  B. 17/2 gallons.
  C. 19/2 gallons.
  D. 81/3 gallons.
  D. 81/3 gallons.
  10. Evaluation of 83 × 82 × 8-5 is …………. .
  
  A. 1
  B. 0
  C. 8
  D. None of these.
  A. 1.
  
  TOPICS –  Math Notes
  
  NUMBER OF PAGES – 20
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