Ethan has a box shaped like a rectangular prism with a square base. The volume of the box is 90 cubic inches and the height is 10 inches. If tennis balls have a diameter of 2.7 inches, how many tennis balls can fit in the box?

The answers to choose from are:

A. NONE. B. 2 C. 3 D. 4

Tim open up a new saving account with a $50 deposit and plant to deposit $20 per week into the same account.write an expression to represent the total amount in his savings account.

Given sin∅ = 1/3 and 0 < ∅ < π/2 ; find tan2∅ a. (4√2)/9 b. 9/7 c. (4√2)/7 d.7/9

Three students each examine the system of linear equations shown. 8x + 4y = 16 8x + 2y = 8 caleb says there is exactly one solution. jeremy says there is no solution. kim says there are infinitely many solutions. which student is correct? provide mathematical reasoning to support your answer. answer in complete sentences. : d