Self Maths Puzzle Logical Reasoning

Average of two numbers is XY. If one number is equal to X, then other number is equal to ?

Read Solution (Total 1)

let 2nd no be z..
then,(x+z)/2=xy
x+z=2xy
z=2xy-x
10 years agoHelpfull: Yes(1) No(0)

Self Other Question

9,19,41,?,209 Asha had some fruits. She gave 2/3rd to seema. Seema gave 2/3rd of her part to reema. Now seema is left with four fruits. How many fruits asha had in the beginning.