Question 1, Xiaoming received his father's lucky money of 100 yuan and spent 80 yuan to buy a set of furniture. The boss asked him for 8 yuan, and then grandpa gave Xiaoming a lucky money from 88 yuan. How much lucky money did Xiaoming receive?

Question 2, a number. If you remove the first number, you will get 12. If you subtract the last number, you will get 20. What's this number?

Question 3: A is an alcoholic. He drinks 2 Jin of wine every day, and so does B. He drinks 1 Jin of wine every day, but after 10 years, B drinks more wine than A. Why?

Question 4: Mom is 24 years older than Xiaohua, and Dad is 1 year older than Mom. How old is mom after 2 years?

Question 5: Dad gave Xiaoli and Xiaohua 88 yuan money. Xiaoli wants to buy school supplies and borrows money from Xiaohua in 8 yuan. Now they have the same amount of money. How much did Dad give Xiaoli?