Find the best solutions to your problems with the help of IDNLearn.com's experts. Ask any question and receive accurate, in-depth responses from our dedicated team of experts.
Answer:
60
Step-by-step explanation:
let a = 22 / kg, and b = 12 / kg
a + b = 20 kg
22a + 12b = 15 * 20
12a + 12b = 240
10a = 60