you are running a foundation for street children. Mr. Felipe Cortejos, a rich benefactor, offers two options for his donations: Option 999 To give Php 1,000 on day 1, Php 999 on day 2, Php on day 3, with the process to end after 30 days. tien

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle

Our star pitcher, foster enlight, can throw a pitch so fast that it gets to the catcher’s mitt before it leaves foster’s fingers! if the team wins a game then the probability that foster was pitching is 0.8 but only if foster had at least one day’s rest since his last pitching assignment. if foster does not have a day off and the team still wins, the probability that foster was pitching drops by half of what it was on the previous day. if the team wins three games in succession from the toronto tachyons and foster pitched in game #2, what is the probability that he pitched in one or more of the other games? (assume that foster did not pitch on the day before the first game of this three game series.)

Aculinary club earns $1360 from a dinner service. they sold 45 adult meals and 80 student meals. an adult meal costs twice as much as a student meal. what is the cost of an adult meal?