Las edades de Ana y Rocío son entre sí como 2 es a 3 y dentro de 8 años las ciudades estarán en la relación de 5 a 7 ¿Hace cuántos años la relación era de 1 a 2?​

Which economic indicators are used to measure the global economy? check all that apply. a. purchasing power parity b. trade volumes c. spending power parity d. labor market data e. gross domestic product f. trade deficits and surpluses

Which represents a surplus in the market? a market price equals equilibrium price. b quantity supplied is greater than quantity demanded. c market price is less than equilibrium price. d quantity supplied equals quantity demanded.

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends > a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?