A rectangular tray is 820mm long and 400mm wide .find its area in m²

The inside wheels of a car traveling on a circular path are rotating half as fast as the outside wheels. the front two wheels are six feet apart. what is the number of feet in the path traced by the inside front wheel in one trip around the circle? express your answer in the form "k \pi", where k is an integer.

Which conjunction is disjunction is equivalent to the given absolute value inequality? |x+2|< 18

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?