Prove for every positive integer n that 2! * 4! * 6! (2n)! ≥ [(n + 1)]^n.

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. after tax the total is 45.99. what percentage of the subtotal is the total?

Which statement accurately explains whether a reflection over the y axis and a 270° counterclockwise rotation would map figure acb onto itself?