una secretaria es capaz de teclear 75 letras en 8 segundos , a ese mismo ritmo ¿cuantas letras tecleara en un tiempo de 30 segundos ?

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.

If a || b and e || f , what if the value of y ?

The suare root of 9x plus 7 plus the square rot of 2x equall to 7