If a and b are odd numbers, then which of the following is even ?

A. a + b B. a + b + 1
C. ab D. ab + 2 E. None of these

• always add two odd number it gives even number
• 12 years agoHelpfull: Yes(4) No(1)
• Ans. A. a+b
  When we will add two odd number it gives even number.
• 12 years agoHelpfull: Yes(1) No(2)
• a+b
  odd+odd=even
• 7 years agoHelpfull: Yes(0) No(0)
• odd+ odd = even
  suppose a = 1 , b = 3
  take option A
  a + b = 1 + 3 = 4 even
  option B
  a + b + 1 = 1 + 3 + 1 = 5 odd
  option C
  ab = 1*3 = 3 odd
  option D
  ab + 1 = 1 * 3 + 2 = odd
  so even is option A
• 6 years agoHelpfull: Yes(0) No(0)