Un semaforo mide 2 metros y proyecta una sombra de 10 metros, al mismo tiempo la pared de un edificio proyecta una sombra de 80 metros, determine la altura del edificio,

Which statement describes the term economics? a. it is the study of using limited resources to fulfill wants and needs. b. it is the study of how governments fulfill the wants and needs of nations. c. it is the study of how people spend their money to fulfill wants and needs.

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?

How do i take any fraction and make it into a decimal or percentage?