There are two large and one small containers.
The first one is filled with
water at 90°C, the second
with water at 20°C, the third
container is empty. How can
we obtain water at these
temperatures?
А)50 с
Б)40с
С)55с
Д)85с
Е)21с
Ф)21.1с
Г)89.9с

kenzhegali1    2   08.09.2020 07:17    3