1, cars travel 450 kilometers in five hours and trucks travel 400 kilometers in four hours. Which car runs faster?
2. Xiaoming walked in two minutes 100 meters, and Xiaofang walked in three minutes 180 meters. Who walks slowly?
The car travels 270 kilometers in 3 hours. According to this calculation, how many kilometers do you drive in 5 hours? How long does it take to drive 2 160 km?
4. Naughty wants to write a manuscript of 800 words, and has already written 15 minutes, 20 words per minute. How many words are left?
A science and technology book has 256 pages. Xiaohong studied for 8 days and read 20 pages every day. How many pages have not been read?
6. Xiaojun practiced calligraphy and wrote 10 lines in the morning, with each line of 15 words; He wrote 80 words this afternoon. How many words did he write in a day?
7. Jian Peijun copied words. He copied 30 words in the morning and 6 lines in the afternoon, each with 4 words. How many words did he copy a day?
8. He Lin Primary School went for a spring outing. A bus can only carry 44 people (excluding drivers), 125 people to grades 1 to 3, 135 people to grades 4 to 6. How many buses should there be?
9. Students in Grade Three and Grade Four should go by boat. A boat can only carry six people. There are 30 students in grade three and 22 students in grade four. How many ships should there be?
9. The fruit shop delivers 20 boxes of apples and 0/5 boxes of pears/kloc-20 kg each. How many kilograms of fruit did the fruit shop send?
10, the school bought 80 pots of flowers and put them at the door and used 20 pots. The remaining flowers were divided into six classes. How many pots are assigned to each class on average?