Mathematics competition questions in Volume 2 of grade 2 (application questions, division in table, etc.) The best is people's education press

Mathematics competition questions in Volume 2 of grade 2 (application questions, division in table, etc.) The best is people's education press

How much is it?
75. 5
It takes 5 minutes for children to eat 5 apples at the same time. How many minutes does it take for 10 children to eat 10 apples at the same time?
76. Xiaohua has 10 red balloons and Xiaohua has 8 yellow balloons. Xiaohua exchanges 4 red balloons for 3 yellow balloons. How many balloons do Xiaohua and Xiaohua have now?
77. There are 9 students in the art interest group of Xinxing primary school. The number of calligraphy interest group is as large as that of art interest group. How many students are there in these two interest groups?
78. It's getting late. My mother asked Xiao Ming to turn on the light in the room, but the naughty Xiao Ming pulled the switch nine times in a row. Please tell me whether the light is on or not? Pull 20 times? Pull 100 times?
79. Xiaoqing has nine story books, Xiaoxin has seven comic books, and Xiaoqing exchanges three story books for two comic books. How many books do Xiaoqing and Xiaoxin have now?
80. Xiaomin goes to the store to buy Stationery. She uses half of the money she brings to buy a pencil, and the other half to buy a ballpoint pen, with 1 yuan left. How much does Xiaomin have?
81. Huanhuan and LeLe went to buy exercise books. Huanhuan bought four and LeLe bought six. Huanhuan spent one yuan less than Lele. How much is an exercise book?
82. Mr. Li has 60 yuan to buy a football and two volleyballs. If he only buys two volleyballs, there is 28 yuan left. How much is a football
How much is it? How much is a volleyball?
83. A little black sheep is in the line of little white sheep. Counting the little black sheep from the front is the seventh, and counting the little black sheep from the back is the fourth. How many lambs are there in this line?
84. 14 students stand in a line to do exercises. Zhang Bing is the sixth from the front, and he is the sixth from the back?
There are 13 chickens in a line. One of them is a big rooster. He is the eighth in the front. How many chickens are there behind him?
There are 13 chickens in a line. There is a big rooster. There are 8 chickens in front of him. How many chickens are there behind him?
87. Xiaoming is 10 years old and his mother is 38 years old. When Xiaoming was 15 years old, how old was his mother?
88. Both Xiao Ming and Xiao Hong collect stamps. After Xiao Ming gave Xiao Hong six stamps, they had the same number of stamps. How many more stamps did Xiao Ming have than Xiao Hong?
89. Long long long uses 4 yuan to buy a pineapple. He can buy 1kg bananas with the money of a pineapple. He can buy 4 pears with the money of 1kg bananas. How much is each pear?
90. Qiang Qiang and Xiao Hua played table tennis for 2 hours. How many hours did each player play?
91. There is a two digit number. The number on the one digit is 5 more than that on the ten digit. What is the possible number?
92. There are 40 students participating in the math competition. Xiao Hong and her classmates shake hands once. How many times in total?
93. 18 students line up to do exercises. There are 10 people on Mingming's right and how many on his left?
94. There is a mirror on the opposite side of a clock. The clock in the mirror is as shown in the figure below. What is the correct time on the clock? What is the current time on the clock?
95. Huahua house has three floors above and two floors below. How many floors does this building have?
96. On the playground stood a row of male students, a total of 6, in between each two male students stand 2 female students, a total of how many female students stand?
97. Xiaohua is 10 years old this year. She is 28 years younger than her father. Last year, how many years younger is she than her father?
98. Little monkey and little rabbit go to pick peaches. Little monkey picks 15 peaches. When little monkey gives three peaches to little rabbit, they have the same number of peaches. Do you know how many peaches little rabbit picks?
99. Xiao Ming and his parents went to Beijing during the summer vacation. They took a picture with everyone in the tour group. They took 15 pictures. How many people were in the tour group?
100. Xiaojun and his father travel to other places. It's 5 yuan for his father to buy a train ticket, and half for Xiaojun. How much do they have to pay for the round trip?