Which statements are true? Select all that apply. (full question in picture)

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17

Question 14 (1 point) larry deposits $15 a week into a savings account. his balance in his savings account grows by a constant percent rate.