Welcome to your Analytical Quiz 15

You have 50 green balls and 50 red ones and 2 containers. If you divide the balls into each container to maximize the probability of selecting a green ball randomly, what is the probability of getting a green ball (in %) equal to?
Two pipes P and Q fill a tank in 14 and 12 minutes respectively, they are opened simultaneously. After how much time should pipe Q be closed so that the tank is full in 10 minutes?
Count the number of parallelograms in the given figure.
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The vast majority of pigeons are gray. What is the most logical conclusion?
3, 7, 25, 73, 173, ? Find the value of the question mark.
If the marked price of 30 commodities is equal to the selling price of 40 commodities, what is the percentage discount?