Christian is cooking cookies the recipe calls for 6 cups of flour she accidentally put in a cups how many extra cups did she put in

Mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box? [type your answer as a number.]

When y’all answer can y’all explain too !

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?