MARIO tiene un supermercado ,cierto dia vendio 36 bolsas de frijoles a m pesos y 18 bolsas de arroz a n pesos;al comprador le desconto el precio de 5 bolsas de frijoles y 7 de arroz. Cual es la expresion algebraica que representa lo que le pagaron por sus productos

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

Frank is lending $1,000 to sarah for two years. frank and sarah agree that frank should earn a real return of 4 percent per year. instructions: a. the cpi (times 100) is 100 at the time that frank makes the loan. it is expected to be 113 in one year and 127.7 in two years. what nominal rate of interest should frank charge sarah?

X^2/100+y^2/25=1 the length of the major axis is: a)5 b)10 c)20