Operator:911, whats your emergency?

Me:If x, y, and k are positive numbers such that ((x)/(x+y))(10) + ((y)/(x+y))(20) = k and if x < y, which of the following could be the value of k?

Is it

A. 10

B. 12

C. 15

D. 18

E. 30

(Source: officialfrenchtoast)

### I think it’s nice that Voldemort always waits until the end of the school year to try and kill Harry.

Despite his flaws, Voldemort really cares about Harry’s education.

(Source: flay-otters)