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There are 56 students in class 1 of grade 6. The number of girls is 3 / 4 of that of boys?
Fifty six divided by seven equals eight, and eight multiplied by three or four is the number of men and women
There are 90 students in the sixth grade of a school. There are 56 students in total, four out of seven boys and two out of three girls. How many boys are there?
There are x boys and y girls
x+y=90
4x/7+2y/3=56
Available
44 / 45 into 37 simple calculation
Given the arithmetic square root of x = 2 + 2, find the value of the algebraic formula (x ^ 2 + 2x + 1) / (x ^ 2-1) - X / (x-1)
（x^2+2x+1）/（x^2-1）-x/(x-1）
=（x+1)²/(x+1)(x-1)-x/(x-1）
=（x+1)/(x-1)-x/(x-1）
=1/(x-1)
=1/(2+√2-1)
=1/(√2+1)
=√2-1
What is 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10 +. + 1000-15000
250250
3.4-6.10 is 24, fast 1!
3 4 －6 10
How is it equal to 24
4-10×(-6)÷3=24
3×[(-6)+4+10)]=24
10-4-3×(-6)=24
English translation
What kind of chocolate do you pick?Maybe you like milk chocolate.This shows you have warm feelings about the past.
(in addition, what does "about" in "about the past" mean
Language habits:
What kind of chocolate do you choose? Maybe you like milk chocolate. This kind of chocolate can make you feel warm about the past
About is a preposition about
Warm feelings are decorated here
How to calculate the average leap year
Is the year divided by 4 or 400, which is a multiple of 4? This year is a leap year. I want to ask if this year must be divided by 4 or 400? How do you calculate 2003 divided by 4 = 500.2 divided by 400 = 5.0075? Can you give a simple formula or method
If you divide the year by 4, you can divide it by leap year, but you can't divide it by normal year. You can divide it by 400 only if you divide it by 1000 hours
What's one plus one? What's two plus one
1+1=2
2+1=3
I want you to ask about the composition in unit 3 of Chinese in Volume 1 of grade 6, so Xiaogang said to Xiaojun, "let's hurry up to our country,
Let's go home as soon as possible. Wrong type?!
RELATED INFORMATIONS
- 1. There are 56 students in class 61, of which three seventh are boys, and then several girls are transferred. At this time, girls account for three fifths of the class
- 2. There are 56 students in Grade 6 of Houcun primary school, of which 37 are boys. Later, they were transferred to several male students. At this time, male students account for 715% of the class. How many male students were transferred?
- 3. In the tree planting activity in March, there are 10 trees less than twice. How many trees do the students of grade 5 and 6 plant each
- 4. There are four classes in Grade 6 participating in tree planting activities. The number of trees planted in class 1 accounts for 20% of the total number, and the number of trees planted in class 2 accounts for 14% of the total number. The ratio of the number of trees planted in class 3 to class 4 is 5:6. It is known that class 1 plants 12 fewer trees than Class 2, and how many trees are planted in class 3?
- 5. All the students in Grade 6 of the third primary school donated money to the earthquake stricken areas. Girls contributed more than 360 yuan for 50% of the whole year and donations, while boys contributed 2 / 3 of the girls. How much money did grade 6 donate to the earthquake stricken areas?
- 6. Last year, Xingfu road primary school donated 6320 yuan to the Wenchuan earthquake stricken area. The sixth grade students donated 32 yuan as much as the fifth grade students. How much did the fifth grade students donate?
- 7. After the earthquake in Yunnan Province, teachers and students of our school enthusiastically donated money. In the past six years, more than 160 yuan was donated by female students, accounting for 40% of the whole class, while 23 yuan was donated by male students?
- 8. A primary school donated 6800 yuan to five classes of grade six in the activity of "giving love - donating money to Wenchuan disaster area". Among them, class one donated 1500 yuan, and class two donated less than class one The donation is 200 yuan. The donation of class three is 20% of the total amount of the grade. The ratio of donation of class four to class five is 19:21?
- 9. Words for children in Wenchuan earthquake Need an article for children in Wenchuan earthquake! Big brother, big sister!
- 10. Simple operation of 27 × 44 + 27 × 55 + 27
- 11. There are 56 students in class 5 (4) of the school. The number of girls is three fifths of that of boys. How many boys are there?
- 12. 2 / 9 × 3.6 = 1 / 4 × 3.6=
- 13. If hyperbola e e and hyperbola (x ^ 2) / 4 - (y ^ 2) / 9 = 1 have the same asymptote and pass through point a (4, - 3), then the standard equation of hyperbola e is? emergency
- 14. 7.2x1.47 + 14.7x0.28 by simple method
- 15. Calculate 2 ^ 4 + log2 ^ 3
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- 18. The runway of an aircraft carrier is 200m long, and the total weight of the aircraft is 16t. The minimum take-off speed of the aircraft is 50M / s, If the acceleration of the aircraft is 4m / S-2, what is the minimum speed required for the aircraft carrier to take off normally?
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