please help (alligation problem)

by MALIBU
(WARWICK, RI, USA)

i am trying to figure out the answer to this question:

HOW MANY MILLILITERS OF 50% DEXTROSE SOLUTION AND HOW MANY MILLILITERS OF 5% DEXTROSE SOLUTION ARE REQUIRED TO PREPARE 4500mls OF A 10% SOLUTION ????? ( CAN YOU PLEASE DO OUT THE WHOLE EQUATION STEP BY STEP FOR ME THANK YOU)

Reply (Keith)

This is an alligation problem, at least that's going to be the easiest way to calculate it. So here it is: Step by step for you.