If you travel 55 miles per hour how many (h) would you take to travel 375 mines?

What are the digits that repeat in the smallest sequence of repeating digits in the decimal equivalent of 24/11?

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?