The length of a piece of ribbon is 250 millimeters.
Which is the equivalent length in meters?

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

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 value of x when x + 7 = 21?