What is the repeating decimal 0. as a fraction?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)

Asequence is a function whose is the set of natural numbers