Question

A science teacher has a supply of 50% sugar solution and a supply of 80% sugar solution. How much of each solution should the teacher mix together to get 105 ML of 60% sugar solution for an experiment

a. 70 ML of the 50% solution and 35 ML of the 80% solution***
b. 35 ML of the 50% solution and 70 ML of the 80% solution
c. 70 ML of the 50% solution and 70 ML of the 80% solution
d. 35 ML of the 50% solution and 35 ML of the 80% solution

Answer 1

correct, too easy.

Answer 2

You could have just said they were right, there was no reason to be snarky about it.