The answers and questions on page 49, 50, 51, 52, 53 and 54 of the sixth volume of mathematics exercise book of pep
Page 49
1008 3 650
7 1.25 6
870 7 118
11 100
19 44
five point four three
fourteen point one one two
4 days
I didn't write it here
RELATED INFORMATIONS
- 1. The shadow length of the flagpole is 6.4 meters, and that of the teaching building is 9.6 meters. Can you find out the height of the flagpole and the teaching building respectively? kuai kuai kuai kuai kuai kuai kuai kuai kuai kuai kuai
- 2. Grade six mathematics classroom Standard 100 points reference answers The circumference of an isosceles triangle is 35 meters, and the bottom is one third of the waist. How many meters are the bottom and waist of this triangle?
- 3. 5/6+1/6÷50% = = = 12%x=8.4 x+20%x=6 30+62.5%x=80 5x+25%x=1.05 The accuracy must be high
- 4. X + (x + 10) + [180 - (x + 70)] = what is 180 x equal to
- 5. (x-4.2) & #10135; 3 equals 8 solutions
- 6. How to solve the problem that three out of five equals nine out of ten
- 7. Add one from 55 to get a series of numbers one 54, one 53, one 52 What is the 100th integer? What is the sum of these 100 integers
- 8. A simple algorithm of 56 + 78-46 + 12
- 9. As shown in the figure, for a square with a side length greater than 4cm, draw a line along the 45 ° angle 2cm away from the four vertices of the square, and divide the square paper into five parts, then the area of the middle shadow part is______ cm2.
- 10. There are many answers in the sixth section of the second chapter in the seventh grade of science
- 11. The number of boys in a primary school is the same as that of girls. If we start out 1/3 of boys, forty percent of them will be transferred from girls. The number of boys in a primary school is the same as that of girls. If we first transferred 1/3 from boys, forty percent from girls, together with group gymnastics, and 14 from boys, we would form volunteer service teams. The ratio of remaining girls to boys is 5:4. How many students are there in six grade? I have been thinking about arithmetic for a long time. Sobbing, sobbing,
- 12. There are 42 students in class 1 and 38 students in class 2 of grade 6 in a school. The average score of all the students in the two classes in the final mathematics examination is 87. The average score of class 2 is 2 points higher than that of class 1. What is the average score of class 2?
- 13. A cylindrical glass with a bottom circumference of 3.14 decimeters contains some water, which accounts for 23% of the capacity of the glass. Put two eggs of the same size into the glass and immerse them in the water. At this time, the water surface rises by 8 cm, just level with the mouth of the glass. How much is the volume of an egg and the capacity of the glass?
- 14. There are 45 students in class 6 (1), and the average score of mathematics is 93.2. There are 50 students in class 6 (2). The total score in this mathematics test is 306 points more than that in class 1, and the average score in class 6 is 93.2 (2) What is the average score of the class
- 15. It is known that a, B and C are the three sides of △ ABC, and B + C-B + b-c-a + C-A-B is simplified Could you be more detailed? Thank you! ER.. Excuse me? dial the wrong number.. B + C-A + b-c-a + c-a-b.. Sorry...
- 16. a. B is opposite to each other, C and D are reciprocal to each other, M = 4, find the value of 2A - (CD) 178; 186; 186; 185; + 2b-3m
- 17. If - 3
- 18. [urgent] simplify x-3-4-x, where x is less than 3
- 19. If - 2 < x < 3, simplify x + 2 + x-4
- 20. If a is known to be greater than 1, simplify A-1 + A + 2 Then summarize the solution skills (inequality, which I don't quite understand)