Dear Ellie
Here are the answers to your questions
1) Morning reading is never the same as the previous evening eg last 7 evenings/mornings
15.4/12.6, 13.4/10.3, 6.6/10.4, 12.4/10.9, 6.3/5.1, 7.8/7.2, 12.9/ 8.3
2)ratio I instructed to do 10 to 1, so if we know that the meal is 40 carbs...