When a movie theater charges different prices for children, students, seniors, and other adults, it is a supplier selling four different goods. It sells tickets in the market for students to see movies, as well as tickets in the separate markets for children, seniors, and other adults. How should the quantity sold in eac market be determined? by applying the Rational Rule for Sellers until the marginal revenue is less than the marginal cost based on the individual supply curves for each group by selling equal quantities for each group

3. ( Ingreso marginal ) Si la ecuación de demanda es \( 10 p+x+0.01 x^{2}=700 \), calcule el ingreso margina cuando \( p=10 \)

a. Sarfo borrowe of \( \$ 25.000 \) from AFLAk financial services at \( 21 \% \) simple intrest per annum for 3 years. if he was able to pay back the loan in 2 years af equal yearly instalments, how much did he pay each year?

a. Mr Sarfo borrowe \( \$ 25.00 \) from AFLAK finarcial services at \( 21 \% \) simple intrest per annum for 3 years. if he was able to pay back the loan in 2 years af equal yearly instalments, how much did he pay each year?

3. Juan dispone de un capital de \( \$ 530.000 \), si invierte cierta cantidad a un \( 2 \% \) y otra cantidad \( 5 \% \), por las dos inversiones obtiene \( \$ 16.300 \). ¿Cuánto invirtió a cada tasa de interés?

. Emereceu um desconto de \( 20 \% \) em oferciante todos os produtos de sua loja, apenas para as compras com pagamento à vista. Mariana gostou de uma calça que custa R\$ 135,00 . Se ela pagar à vista, de quanto será o valor final da calça?