Question

A certain drug is made from only two ingredients: compound a and compound

b. there are 7 milliliters of compound a used for every 4 milliliters of compound
b. if a chemist wants to make 748 milliliters of the drug, how many milliliters of compound b are needed?

Answer 1

272, i just kept on adding 7 and 4 equally untill i got 748 and figured out you need 272 b and if it asks for a, the answer is 476