The average of two numbers is M. If one number is N, then the other number is :

a. 2N
b. 2M
c. M - N
d. 2 M-N

• d)2M-N
  (_+N)/2=M
  2M-N IS THE ANSWER
• 11 years agoHelpfull: Yes(4) No(0)
• let average of 2 no's be (x+y)/2=M
  given one of the no. is N .Therefore (N+y)/2=M
  from this the other number i.e y=2M-N
• 4 years agoHelpfull: Yes(1) No(0)
• let the one number is L
  and second one is N
  so average=> (L+N)/2=M
  => L = 2M-N
  so option d
• 8 years agoHelpfull: Yes(0) No(0)