1. There are 25 students in the school art group, and the singing group is more than the art group 17. How many people are there in the two groups?

My mother is 32 years old, 24 years older than Cong Cong. Grandma is 752 years old this year. How old is she?

3. A rope is folded in half, and then folded in half. Each section is 5 meters. How long is this rope?

4? A piece of cloth is 60 meters, cut 5 meters at a time, cut 9 times, how many meters are left?

8. The school bought/kloc-0 football with 20 yuan, and 29 yuan bought a basketball. How much is a basketball more expensive than a football?

9. There are 27 apple trees in the orchard, and there are more pear trees than apple trees 17. How many pear trees are there?

1 1. Xiaoming read a story book. I read 6 fewer books on the first day than on the second day, and 30 books on the second day. How many books did he read on the first day?

12, brother is 9 years old today, and brother 15 years old. /kloc-how old is my brother after 0/0 years?

13, how many minutes does it take to saw a piece of wood into 5 sections, every 5 minutes?

14, grandma can't buy back 20 pieces of candy, but there are still 2 pieces of 3 pieces and 2 pieces of 5 pieces of 5 pieces. How many sweets did grandma buy?

15. There are 7 boxes of pens in the store, each containing 8 pens, and 28 pens have been sold. How many pens are left?

16. Is it enough for 4 people in each room and 26 people in 7 rooms?

17, Xiao Fang borrowed 70 pages of books a week. She plans to read 9 pages every day. Can she finish it on time? If not, how many pages are missing?