41. How many numbers up to 100 are dividible by 6?
  A.  15
  B.  16
  C.  17
  D.  14
     
   
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42. How many numbers utp 200 are divisible by 4 and 3 together?
  A.  14
  B.  18
  C.  16
  D.  20
     
   
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43. How many numbers between 100 and 300 are divisible by 7?
  A.  27
  B.  29
  C.  26
  D.  28
     
   
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44. Find the number which when multiplied by 16 is increased by 225.
  A.  15
  B.  14
  C.  16
  D.  17
     
   
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45. Find the value of 1 + 2 + 3 +....... + 105
  A.  5465
  B.  4565
  C.  5565
  D.  5575
     
   
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46. Find the vlaue of (1 + 2 + 3 + 4 + .... + 80) − (1 + 2 + 3 + ..... + 60)
  A.  1310
  B.  1410
  C.  1440
  D.  2410
     
   
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47. Find the sum of 1 + 3 + 5 + .... + 20th odd number.
  A.  440
  B.  380
  C.  420
  D.  400
     
   
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48. Find the value of ( 1+3 + 5 + ...+80th odd number) − (1 + 3 + 5 + 7 + .... + 30th odd number)
  A.  4500
  B.  5400
  C.  5500
  D.  5800
     
   
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49. Find the value of 35 + 37 + .... + 25th odd number.
  A.  336
  B.  236
  C.  326
  D.  356
     
   
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50. Find the value of
1 + 3 + 5 + ..... + 3983 / 1992
  A.  1892
  B.  1992
  C.  1942
  D.  1792
     
   
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