I have posted this question before and I have waited for 3 hours and no one is helping me. Please help me. I have 2 questions.

1.state whether each substance is a mechanical mixture, a suspension, or a solution. My answers are at the bottom.

a)green relish
b)soda pop in a glass
c)bubble tea
d)traditional Aborigial paint made of red orchre and grease

my answers=
a)suspension
b)solution
c)suspension
d)mechanical mixture

2.suppose that you dissolve 250ml of drink crystals in 1000ml of water. You get 1175ml of drink rather than 1250ml. how can you use the partical model of matter to explain this?