There are three people in Fangfang's family. The sum of their ages is 72 years old, their mother and father are of the same age, and their mother is four times older than their children. Q: How old are they? Wang Ying's age five years ago is equal to Li Ming's age seven years later, and the sum of Wang Ying's age four years later and Li Ming's age three years ago is 35 years old. How old is Li Minghe Wang Ying this year?
3. There is a row of colorful flags on the sports field, with 34 faces, which are arranged according to "three reds, one green and two yellows", and the last face is ().
4. "Love mathematics since childhood, love mathematics since childhood, love mathematics since childhood ..." The 33rd word is ().
5, class students to participate in the school tug-of-war, their team according to "three men and two women" team in turn, the 26th student is ().
6. There is a column number: 1, 3,5, 1, 3,5, 1, 3,5 ... The 20th number is (), and the sum of these 20 numbers is ().
7.a Q B: Today is Friday, and it will be a week in 30 days. B Q A: If 16 is a Monday, then 3 1 this month is a week ().
8. A, B, C and D are playing poker. Party A puts "Wang" in the middle of 54 cards, counting the 37th card from the top. Party C thought about it, confidently grabbed the card first, and finally caught the "king". Do you know how Party C worked it out?
9. There is a teacher whose age is multiplied by 2, minus 16, and then divided by 2 plus 8, and the result is exactly 38. How old is this teacher?
10, when Xiao Hu did a subtraction problem, he wrote the six mistakes of the tenth minuend as 9, the nine mistakes after the decimal point as 6, and the final difference was 577. What should be the correct answer to this question?
extreme
1, Xiao Qiang uses 1 1 block to arrange a hollow square on each side, with two layers * * *. How many pieces are used in this square? 2. A bookshelf is divided into upper, middle and lower floors, and a * * * holds 384 books. If you take out as many books as the lower layer from the upper layer and put them on the middle layer, then take out as many books as the lower layer from the middle layer and put them on the upper layer, and finally take out as many books as the upper layer and put them on the upper layer. At this time, the books on the third floor are the same. How many books are there on the upper, middle and lower floors of this bookshelf?
3. Plant trees around a rectangular land with a length of100m and a width of 80m. Plant a tree and 20 trees every few meters. Find the distance between every two trees.
Plant trees on both sides of a 250-meter-long road. Both the starting point and the end point are planted. A * * * planted 102 tree. The distance between every two trees is equal. Do you know how many meters it is?
5. All the students in grade four participated in the radio exercise competition, which was divided into four groups, 230 meters long, and the distance between each team was 2 meters. How many students are there in the fourth grade?
6. 320 pots of chrysanthemums, arranged in 8 rows. The distance between two adjacent chrysanthemums in each row is 1 m. How many meters are chrysanthemums in each row?
7. There is a piece of wood 20 meters long. First cut off the 2-meter-long damaged part, then cut the remaining wood into strips of the same length and saw it five times. How long is each paragraph?
8. The school organized a group gymnastics performance, arranged the boys in a three-dimensional square, and stood a row of girls around this three-dimensional square. There are 72 girls in the performance. How many boys are there?
9. Install colored lights around the square, one at each corner and 25 at each side. How many colored lights need to be installed in this square?
10. At the sports meeting, 28 students stood around the square playground with flags. For example, there is a student in every corner. How many students are there on each platform of this playground?
Tisso
Two oil drums of 1, B * * * store 240 kilograms of oil. If the oil of root B is injected into a barrel of 40kg, the oil of barrel A is exactly three times that of barrel B.. How many kilograms did A and B originally store? My mother is three times older than Xiaogang, and my mother is 24 years older than Xiaogang. How old are Xiaogang and her mother this year?
There is rice and flour in the warehouse. It is known that the stored flour is 4500 kilograms more than rice, and the weight of the stored flour is three times more than that of rice, 700 kilograms. How many kilograms of rice and flour are stored in the warehouse?
There used to be 50 more volleyball than football in the school. If you buy 40 more volleyballs, the number of volleyballs is three times that of football. How many original football and volleyball were there?
5. A has 36 extra-curricular books and B has 24 extra-curricular books. After two people donated the same number of books, A left three times as many books as B. How many books did they donate?
6. Two pencils with the same length, the first one is 14 cm, and after the second one is 2 cm, the length of the second one is five times that of the first one. How many centimeters are these two pencils?
7. My mother is 24 years older than Xiaolan. This year, my mother is five times as old as Xiaolan. How many years later, my mother is three times as old as Xiaolan?
8. The current age of father and mother is 72 years old. Five years later, my father was six years older than my mother. How old are mom and dad this year?
9. This year, the father is 28 years older than his son. Next year, my father will be five times as old as my son. How old are my father and son this year?
10, Fangfang is 1 1 year old this year, and her mother is 43 years old. In a few years, her mother will be three times older than her daughter. A few years ago, my mother was five times as old as my daughter.