In 2004, the meteorological office predicted the weathers completely right for the months of february and april, and completely wrong for all the other months. What is the probability that the forecast was right for a given day that year?

Seoyoon is participating in a race. The probability that she will come first in the race is 0.25. The probability that she will come second in the race is 0.15. The probability that she will come in 3rd is 0.45, and the probability that she will be 4th is 0.15. What is the probability that she will win 2nd position or better in the race?

Faces of a cube are marked with A,B,C,D,E and F. Two views of cube are as shown below, if face F is opposite to face E, what will be there on the bottom when C is at the top?