¿cuantos kilogramos de agua deben evaporarse de 75kg de una solucion salina al 15% para producir una produccion al 20%?

Divide. write in the simplest form. 4 1/6 divided by 10

Evaluate the expression. (9 + 5)(3 + 2)0

When you have 25 numbers, and jake picks 3 random numbers and puts them back, what is the chance bob has of picking those 3 numbers when he picks 6 random numbers (without putting them back)? explain.