I would suggest asking your teacher for help that seems like a lot... :(
Not similar. The ratio of sides is not the same
He can make 2 batches of cookies. I'm not sure about the leftover cups because you wrote sugar twice
Since 1 litre is 1000 millilitres, we can convert it to 1000 millilitres. So, we can subtract 375 millilitres from 1000 millilitres. Which will give us the answer of 625 millilitres.
Pemdas helps so first you do Parentheses Exponet multiply divide add and subtract