Ayuda por favor, es de calculo diferencial Tema: optimización. Se desea construir una caja sin tapa que contenga el máximo volumen a partir de una lámina cuadrada de 10 m de lado. Determina las dimensiones de la caja.

Which one ? is the answer and how to find this answer

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27

Need this at the city museum, child admission is 6 and adult admission is 9.20. on tuesday, 132 tickets were sold for a total sales of 961.60. how many adult tickets were sold that day?