Toni uses 2/3 cup sunflower seeds to 1/4 cup oat bran in a recipe for energy bars. What is the unit rate of cups of sunflower seeds to cups of oat bran that she can use to make any sized batch of energy bars?

The bake stars picked 907 apples last weekend at a local orchard they made caramel apples and sold them in the bakery in trays of 6

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

Plz hurry evaluate the expression a+b where a=8 and b=19